56715134856 has 32 divisors (see below), whose sum is σ = 142033604640. Its totient is φ = 18872275968.

The previous prime is 56715134803. The next prime is 56715134873. The reversal of 56715134856 is 65843151765.

It is a super-2 number, since 2×56715134856² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56715134799 and 56715134808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2033926 + ... + 2061621.

It is an arithmetic number, because the mean of its divisors is an integer number (4438550145).

Almost surely, 2^56715134856 is an apocalyptic number.

It is an amenable number.

56715134856 is an abundant number, since it is smaller than the sum of its proper divisors (85318469784).

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

56715134856 is a wasteful number, since it uses less digits than its factorization.

56715134856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096133 (or 4096129 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 51.

The spelling of 56715134856 in words is "fifty-six billion, seven hundred fifteen million, one hundred thirty-four thousand, eight hundred fifty-six".