56637375795 has 256 divisors, whose sum is σ = 136423526400. Its totient is φ = 21528944640.

The previous prime is 56637375793. The next prime is 56637375827. The reversal of 56637375795 is 59757373665.

56637375795 is a `hidden beast` number, since 56 + 6 + 3 + 7 + 3 + 7 + 579 + 5 = 666.

It is not a de Polignac number, because 56637375795 - 2¹ = 56637375793 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (56637375791) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 15268401 + ... + 15272109.

It is an arithmetic number, because the mean of its divisors is an integer number (532904400).

Almost surely, 2^56637375795 is an apocalyptic number.

56637375795 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56637375795 is an abundant number, since it is smaller than the sum of its proper divisors (79786150605).

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

56637375795 is a wasteful number, since it uses less digits than its factorization.

56637375795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867 (or 3861 counting only the distinct ones).

The product of its digits is 125023500, while the sum is 63.

The spelling of 56637375795 in words is "fifty-six billion, six hundred thirty-seven million, three hundred seventy-five thousand, seven hundred ninety-five".