56964439047 has 32 divisors (see below), whose sum is σ = 77197728960. Its totient is φ = 37359360000.

The previous prime is 56964439039. The next prime is 56964439117. The reversal of 56964439047 is 74093446965.

It is a happy number.

It is not a de Polignac number, because 56964439047 - 2³ = 56964439039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56964439547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60535597 + ... + 60536537.

It is an arithmetic number, because the mean of its divisors is an integer number (2412429030).

Almost surely, 2^56964439047 is an apocalyptic number.

56964439047 is a deficient number, since it is larger than the sum of its proper divisors (20233289913).

56964439047 is a wasteful number, since it uses less digits than its factorization.

56964439047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115.

The product of its (nonzero) digits is 19595520, while the sum is 57.

The spelling of 56964439047 in words is "fifty-six billion, nine hundred sixty-four million, four hundred thirty-nine thousand, forty-seven".