56585325189 has 4 divisors (see below), whose sum is σ = 75447100256. Its totient is φ = 37723550124.

The previous prime is 56585325179. The next prime is 56585325191. The reversal of 56585325189 is 98152358565.

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 not a de Polignac number, because 56585325189 - 2¹⁷ = 56585194117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56585325119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9430887529 + ... + 9430887534.

It is an arithmetic number, because the mean of its divisors is an integer number (18861775064).

Almost surely, 2^56585325189 is an apocalyptic number.

It is an amenable number.

56585325189 is a deficient number, since it is larger than the sum of its proper divisors (18861775067).

56585325189 is a wasteful number, since it uses less digits than its factorization.

56585325189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18861775066.

The product of its digits is 12960000, while the sum is 57.

The spelling of 56585325189 in words is "fifty-six billion, five hundred eighty-five million, three hundred twenty-five thousand, one hundred eighty-nine".