56557167059 has 4 divisors (see below), whose sum is σ = 57936610200. Its totient is φ = 55177723920.

The previous prime is 56557167001. The next prime is 56557167067. The reversal of 56557167059 is 95076175565.

56557167059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56557167059 - 2³² = 52262199763 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56557166995 and 56557167013.

It is not an unprimeable number, because it can be changed into a prime (56557167659) 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, 689721509 + ... + 689721590.

It is an arithmetic number, because the mean of its divisors is an integer number (14484152550).

Almost surely, 2^56557167059 is an apocalyptic number.

56557167059 is a deficient number, since it is larger than the sum of its proper divisors (1379443141).

56557167059 is a wasteful number, since it uses less digits than its factorization.

56557167059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379443140.

The product of its (nonzero) digits is 9922500, while the sum is 56.

The spelling of 56557167059 in words is "fifty-six billion, five hundred fifty-seven million, one hundred sixty-seven thousand, fifty-nine".