13057267156 has 6 divisors (see below), whose sum is σ = 22850217530. Its totient is φ = 6528633576.

The previous prime is 13057267087. The next prime is 13057267169. The reversal of 13057267156 is 65176275031.

It can be written as a sum of positive squares in only one way, i.e., 9117194256 + 3940072900 = 95484^2 + 62770^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1632158391 + ... + 1632158398.

Almost surely, 2^13057267156 is an apocalyptic number.

It is an amenable number.

13057267156 is a deficient number, since it is larger than the sum of its proper divisors (9792950374).

13057267156 is a wasteful number, since it uses less digits than its factorization.

13057267156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264316793 (or 3264316791 counting only the distinct ones).

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

The spelling of 13057267156 in words is "thirteen billion, fifty-seven million, two hundred sixty-seven thousand, one hundred fifty-six".