56320032577 has 4 divisors (see below), whose sum is σ = 56320721856. Its totient is φ = 56319343300.

The previous prime is 56320032553. The next prime is 56320032583. The reversal of 56320032577 is 77523002365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56320032577 - 2²⁷ = 56185814849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56320032077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202549 + ... + 392002.

It is an arithmetic number, because the mean of its divisors is an integer number (14080180464).

Almost surely, 2^56320032577 is an apocalyptic number.

It is an amenable number.

56320032577 is a deficient number, since it is larger than the sum of its proper divisors (689279).

56320032577 is an equidigital number, since it uses as much as digits as its factorization.

56320032577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689278.

The product of its (nonzero) digits is 264600, while the sum is 40.

The spelling of 56320032577 in words is "fifty-six billion, three hundred twenty million, thirty-two thousand, five hundred seventy-seven".