56315663634 has 32 divisors (see below), whose sum is σ = 113370589440. Its totient is φ = 18648882000.

The previous prime is 56315663561. The next prime is 56315663687. The reversal of 56315663634 is 43636651365.

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 15 ways as a sum of consecutive naturals, for example, 1103829 + ... + 1153719.

It is an arithmetic number, because the mean of its divisors is an integer number (3542830920).

Almost surely, 2^56315663634 is an apocalyptic number.

56315663634 is an abundant number, since it is smaller than the sum of its proper divisors (57054925806).

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

56315663634 is a wasteful number, since it uses less digits than its factorization.

56315663634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51126.

The product of its digits is 3499200, while the sum is 48.

The spelling of 56315663634 in words is "fifty-six billion, three hundred fifteen million, six hundred sixty-three thousand, six hundred thirty-four".