56321573955 has 32 divisors (see below), whose sum is σ = 95356984320. Its totient is φ = 28327474560.

The previous prime is 56321573947. The next prime is 56321574053. The reversal of 56321573955 is 55937512365.

It is not a de Polignac number, because 56321573955 - 2³ = 56321573947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56321573898 and 56321573907.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1125160 + ... + 1174149.

It is an arithmetic number, because the mean of its divisors is an integer number (2979905760).

Almost surely, 2^56321573955 is an apocalyptic number.

56321573955 is a deficient number, since it is larger than the sum of its proper divisors (39035410365).

56321573955 is a wasteful number, since it uses less digits than its factorization.

56321573955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299411.

The product of its digits is 4252500, while the sum is 51.

The spelling of 56321573955 in words is "fifty-six billion, three hundred twenty-one million, five hundred seventy-three thousand, nine hundred fifty-five".