This is the right number 1,157,920,892,373,161,954,235,709,850,086,879,078,532,699,846,656,405,640,394,575,177,306,100,000,000,000,000
It is not. And your AI tool is terrible at math, so we are safe. Maybe one day, you will get at least the number of possible private keys correctly.
And you don't need AI for that. You can read it here:
https://neuromancer.sk/std/secg/secp256k1