56038613664 has 96 divisors (see below), whose sum is σ = 160518274560. Its totient is φ = 16976736000.

The previous prime is 56038613633. The next prime is 56038613689. The reversal of 56038613664 is 46631683065.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7619589 + ... + 7626939.

It is an arithmetic number, because the mean of its divisors is an integer number (1672065360).

Almost surely, 2^56038613664 is an apocalyptic number.

It is an amenable number.

56038613664 is an abundant number, since it is smaller than the sum of its proper divisors (104479660896).

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

56038613664 is a wasteful number, since it uses less digits than its factorization.

56038613664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14594 (or 14586 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 56038613664 in words is "fifty-six billion, thirty-eight million, six hundred thirteen thousand, six hundred sixty-four".