56647915934 has 8 divisors (see below), whose sum is σ = 84985953240. Its totient is φ = 28319264856.

The previous prime is 56647915871. The next prime is 56647915939. The reversal of 56647915934 is 43951974665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56647915939) 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 3 ways as a sum of consecutive naturals, for example, 2331449 + ... + 2355620.

It is an arithmetic number, because the mean of its divisors is an integer number (10623244155).

Almost surely, 2^56647915934 is an apocalyptic number.

56647915934 is a deficient number, since it is larger than the sum of its proper divisors (28338037306).

56647915934 is a wasteful number, since it uses less digits than its factorization.

56647915934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4693114.

The product of its digits is 24494400, while the sum is 59.

The spelling of 56647915934 in words is "fifty-six billion, six hundred forty-seven million, nine hundred fifteen thousand, nine hundred thirty-four".