56156134463613 has 24 divisors (see below), whose sum is σ = 81417362906880. Its totient is φ = 37297606342560.

The previous prime is 56156134463603. The next prime is 56156134463647. The reversal of 56156134463613 is 31636443165165.

56156134463613 is a `hidden beast` number, since 5 + 6 + 1 + 5 + 6 + 13 + 4 + 4 + 6 + 3 + 613 = 666.

It is not a de Polignac number, because 56156134463613 - 2⁹ = 56156134463101 is a prime.

It is a super-2 number, since 2×56156134463613² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56156134463613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56156134463603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169844728 + ... + 170175038.

It is an arithmetic number, because the mean of its divisors is an integer number (3392390121120).

Almost surely, 2^{56156134463613} is an apocalyptic number.

It is an amenable number.

56156134463613 is a deficient number, since it is larger than the sum of its proper divisors (25261228443267).

56156134463613 is a wasteful number, since it uses less digits than its factorization.

56156134463613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400809 (or 400806 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 54.

The spelling of 56156134463613 in words is "fifty-six trillion, one hundred fifty-six billion, one hundred thirty-four million, four hundred sixty-three thousand, six hundred thirteen".