56634979379 has 16 divisors (see below), whose sum is σ = 62163535104. Its totient is φ = 51169965600.

The previous prime is 56634979369. The next prime is 56634979381. The reversal of 56634979379 is 97397943665.

It is a cyclic number.

It is not a de Polignac number, because 56634979379 - 2⁸ = 56634979123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56634979339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10126874 + ... + 10132464.

It is an arithmetic number, because the mean of its divisors is an integer number (3885220944).

Almost surely, 2^56634979379 is an apocalyptic number.

56634979379 is a deficient number, since it is larger than the sum of its proper divisors (5528555725).

56634979379 is a wasteful number, since it uses less digits than its factorization.

56634979379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11098.

The product of its digits is 231472080, while the sum is 68.

The spelling of 56634979379 in words is "fifty-six billion, six hundred thirty-four million, nine hundred seventy-nine thousand, three hundred seventy-nine".