11257873256 has 32 divisors (see below), whose sum is σ = 24133952640. Its totient is φ = 4822815168.

The previous prime is 11257873223. The next prime is 11257873267. The reversal of 11257873256 is 65237875211.

It is a self number, because there is not a number n which added to its sum of digits gives 11257873256.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100010 + ... + 180326.

It is an arithmetic number, because the mean of its divisors is an integer number (754186020).

Almost surely, 2^11257873256 is an apocalyptic number.

It is an amenable number.

11257873256 is an abundant number, since it is smaller than the sum of its proper divisors (12876079384).

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

11257873256 is a wasteful number, since it uses less digits than its factorization.

11257873256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82833 (or 82829 counting only the distinct ones).

The product of its digits is 705600, while the sum is 47.

The spelling of 11257873256 in words is "eleven billion, two hundred fifty-seven million, eight hundred seventy-three thousand, two hundred fifty-six".