56504439535 has 16 divisors (see below), whose sum is σ = 68981479200. Its totient is φ = 44420048896.

The previous prime is 56504439533. The next prime is 56504439547. The reversal of 56504439535 is 53593440565.

It is a cyclic number.

It is not a de Polignac number, because 56504439535 - 2¹ = 56504439533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56504439533) 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 15 ways as a sum of consecutive naturals, for example, 747771 + ... + 819859.

It is an arithmetic number, because the mean of its divisors is an integer number (4311342450).

Almost surely, 2^56504439535 is an apocalyptic number.

56504439535 is a deficient number, since it is larger than the sum of its proper divisors (12477039665).

56504439535 is a wasteful number, since it uses less digits than its factorization.

56504439535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74810.

The product of its (nonzero) digits is 4860000, while the sum is 49.

The spelling of 56504439535 in words is "fifty-six billion, five hundred four million, four hundred thirty-nine thousand, five hundred thirty-five".