56565656562 has 8 divisors (see below), whose sum is σ = 113131313136. Its totient is φ = 18855218852.

The previous prime is 56565656531. The next prime is 56565656591. The reversal of 56565656562 is 26565656565.

It is a sphenic number, since it is the product of 3 distinct primes.

56565656562 is an admirable 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, 4713804708 + ... + 4713804719.

It is an arithmetic number, because the mean of its divisors is an integer number (14141414142).

Almost surely, 2^56565656562 is an apocalyptic number.

56565656562 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56565656562 is a wasteful number, since it uses less digits than its factorization.

56565656562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9427609432.

The product of its digits is 48600000, while the sum is 57.

The spelling of 56565656562 in words is "fifty-six billion, five hundred sixty-five million, six hundred fifty-six thousand, five hundred sixty-two".