56652065605 has 4 divisors (see below), whose sum is σ = 67982478732. Its totient is φ = 45321652480.

The previous prime is 56652065593. The next prime is 56652065627. The reversal of 56652065605 is 50656025665.

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 32376244356 + 24275821249 = 179934^2 + 155807^2 .

It is not a de Polignac number, because 56652065605 - 2⁵ = 56652065573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 5665206556 + ... + 5665206565.

It is an arithmetic number, because the mean of its divisors is an integer number (16995619683).

Almost surely, 2^56652065605 is an apocalyptic number.

It is an amenable number.

56652065605 is a deficient number, since it is larger than the sum of its proper divisors (11330413127).

56652065605 is a wasteful number, since it uses less digits than its factorization.

56652065605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11330413126.

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 56652065605 in words is "fifty-six billion, six hundred fifty-two million, sixty-five thousand, six hundred five".