56631883804 has 24 divisors (see below), whose sum is σ = 99288670208. Its totient is φ = 28263731760.

The previous prime is 56631883801. The next prime is 56631883817. The reversal of 56631883804 is 40838813665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56631883801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9858157 + ... + 9863899.

Almost surely, 2^56631883804 is an apocalyptic number.

It is an amenable number.

56631883804 is a deficient number, since it is larger than the sum of its proper divisors (42656786404).

56631883804 is a wasteful number, since it uses less digits than its factorization.

56631883804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9865 (or 9863 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 56631883804 in words is "fifty-six billion, six hundred thirty-one million, eight hundred eighty-three thousand, eight hundred four".