56160255505 has 4 divisors (see below), whose sum is σ = 67392306612. Its totient is φ = 44928204400.

The previous prime is 56160255467. The next prime is 56160255509. The reversal of 56160255505 is 50555206165.

56160255505 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 can be written as a sum of positive squares in 2 ways, for example, as 5996798721 + 50163456784 = 77439^2 + 223972^2 .

It is not a de Polignac number, because 56160255505 - 2⁷ = 56160255377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56160255509) 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, 5616025546 + ... + 5616025555.

It is an arithmetic number, because the mean of its divisors is an integer number (16848076653).

Almost surely, 2^56160255505 is an apocalyptic number.

It is an amenable number.

56160255505 is a deficient number, since it is larger than the sum of its proper divisors (11232051107).

56160255505 is a wasteful number, since it uses less digits than its factorization.

56160255505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11232051106.

The product of its (nonzero) digits is 225000, while the sum is 40.

The spelling of 56160255505 in words is "fifty-six billion, one hundred sixty million, two hundred fifty-five thousand, five hundred five".