56621588713 has 8 divisors (see below), whose sum is σ = 60847081632. Its totient is φ = 52495519296.

The previous prime is 56621588711. The next prime is 56621588741. The reversal of 56621588713 is 31788512665.

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

It is a cyclic number.

It is not a de Polignac number, because 56621588713 - 2¹ = 56621588711 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56621588711) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24854695 + ... + 24856972.

It is an arithmetic number, because the mean of its divisors is an integer number (7605885204).

Almost surely, 2^56621588713 is an apocalyptic number.

It is an amenable number.

56621588713 is a deficient number, since it is larger than the sum of its proper divisors (4225492919).

56621588713 is a wasteful number, since it uses less digits than its factorization.

56621588713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49711751.

The product of its digits is 2419200, while the sum is 52.

The spelling of 56621588713 in words is "fifty-six billion, six hundred twenty-one million, five hundred eighty-eight thousand, seven hundred thirteen".