56156556010 has 16 divisors (see below), whose sum is σ = 101666091816. Its totient is φ = 22332779968.

The previous prime is 56156555963. The next prime is 56156556031. The reversal of 56156556010 is 1065565165.

It can be written as a sum of positive squares in 4 ways, for example, as 37885897449 + 18270658561 = 194643^2 + 135169^2 .

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, 16228489 + ... + 16231948.

Almost surely, 2^56156556010 is an apocalyptic number.

56156556010 is a deficient number, since it is larger than the sum of its proper divisors (45509535806).

56156556010 is a wasteful number, since it uses less digits than its factorization.

56156556010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32460617.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 56156556010 in words is "fifty-six billion, one hundred fifty-six million, five hundred fifty-six thousand, ten".