IIIT

With an OBC rank of 44,254 and a CRL rank of 133,700, you might have a shot at getting into some of the lower-ranked NITs or IIITs for a B.Tech program. Your chances are likely better for less competitive branches like Civil, Chemical, or Mechanical Engineering at these institutions.

To get a seat in IIIT in Andhra Pradesh, you need to qualify for a national level exam like JEE Main. You will need to apply for JEE main, appear for the exam, and then participate in the counseling process based on the rank. You need to meet the eligibility criteria for the programme which in are you applying.

Assuming You have a rank ~40k to ~55k, It is Not possible in general category if you are aiming for top NITs or IIITs . You may have  limited options with lower branches but  not CSE and definately not best nit's. It is possible to get into some good NITs and IIITs if you are from a  sc (scheduled caste) or st(scheduled tribe.

With an EWS rank of 15,000 in JEE Main 2025, you have a good chance of getting a seat in a decent NIT or IIIT, especially in later rounds of counseling. While top-ranked NITs might be out of reach, you could potentially secure a spot in a mid-tier NIT or an IIIT, particularly for branches other than CSE. 

With 77.92 percentile in JEE Main and SC category, your SC rank would be around 12k–15k.
Chances are low for top branches like CSE in NITs/IIITs, but possible in lesser-known ones.
You may get lower branches (like Mechanical, Civil, or Production) in newer NITs.
Some IIITs with newer campuses may also be within reach.
Participate in JoSAA counseling and also consider state counseling options for better chances.

With a JEE Main score of 53.06 and a SC category rank of 55137 in JEE Mains, securing admission in top NITs, IIITs, or GFTIs may be challenging. you better try other universities or private B.Tech colleges.