56514441565 has 4 divisors (see below), whose sum is σ = 67817329884. Its totient is φ = 45211553248.

The previous prime is 56514441553. The next prime is 56514441583.

56514441565 is nontrivially palindromic in base 10.

56514441565 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 21460492036 + 35053949529 = 146494^2 + 187227^2 .

It is a cyclic number.

It is not a de Polignac number, because 56514441565 - 2¹³ = 56514433373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5651444152 + ... + 5651444161.

It is an arithmetic number, because the mean of its divisors is an integer number (16954332471).

Almost surely, 2^56514441565 is an apocalyptic number.

It is an amenable number.

56514441565 is a deficient number, since it is larger than the sum of its proper divisors (11302888319).

56514441565 is a wasteful number, since it uses less digits than its factorization.

56514441565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302888318.

The product of its digits is 1440000, while the sum is 46.

The spelling of 56514441565 in words is "fifty-six billion, five hundred fourteen million, four hundred forty-one thousand, five hundred sixty-five".