257365007116 has 18 divisors (see below), whose sum is σ = 523921622028. Its totient is φ = 110299288680.

The previous prime is 257365007063. The next prime is 257365007149. The reversal of 257365007116 is 611700563752.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 656543190 + ... + 656543581.

Almost surely, 2^257365007116 is an apocalyptic number.

It is an amenable number.

257365007116 is an abundant number, since it is smaller than the sum of its proper divisors (266556614912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

257365007116 is a wasteful number, since it uses less digits than its factorization.

257365007116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313086789 (or 1313086780 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 43.

The spelling of 257365007116 in words is "two hundred fifty-seven billion, three hundred sixty-five million, seven thousand, one hundred sixteen".