56635464423 has 12 divisors (see below), whose sum is σ = 79697552568. Its totient is φ = 35769766320.

The previous prime is 56635464383. The next prime is 56635464443. The reversal of 56635464423 is 32446453665.

It is not a de Polignac number, because 56635464423 - 2²⁴ = 56618687207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56635464443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26146408 + ... + 26148573.

It is an arithmetic number, because the mean of its divisors is an integer number (6641462714).

Almost surely, 2^56635464423 is an apocalyptic number.

56635464423 is a deficient number, since it is larger than the sum of its proper divisors (23062088145).

56635464423 is a wasteful number, since it uses less digits than its factorization.

56635464423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52295022 (or 52295003 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 48.

The spelling of 56635464423 in words is "fifty-six billion, six hundred thirty-five million, four hundred sixty-four thousand, four hundred twenty-three".