56504439505 has 8 divisors (see below), whose sum is σ = 69992596224. Its totient is φ = 43745372400.

The previous prime is 56504439421. The next prime is 56504439517. The reversal of 56504439505 is 50593440565.

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

It is a de Polignac number, because none of the positive numbers 2^k-56504439505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182272231 + ... + 182272540.

It is an arithmetic number, because the mean of its divisors is an integer number (8749074528).

Almost surely, 2^56504439505 is an apocalyptic number.

It is an amenable number.

56504439505 is a deficient number, since it is larger than the sum of its proper divisors (13488156719).

56504439505 is a wasteful number, since it uses less digits than its factorization.

56504439505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364544807.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 56504439505 in words is "fifty-six billion, five hundred four million, four hundred thirty-nine thousand, five hundred five".