56688322727 has 4 divisors (see below), whose sum is σ = 59671918680. Its totient is φ = 53704726776.

The previous prime is 56688322703. The next prime is 56688322729. The reversal of 56688322727 is 72722388665.

56688322727 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 is a cyclic number.

It is not a de Polignac number, because 56688322727 - 2¹⁴ = 56688306343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56688322729) 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, 1491797948 + ... + 1491797985.

It is an arithmetic number, because the mean of its divisors is an integer number (14917979670).

Almost surely, 2^56688322727 is an apocalyptic number.

56688322727 is a deficient number, since it is larger than the sum of its proper divisors (2983595953).

56688322727 is a wasteful number, since it uses less digits than its factorization.

56688322727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983595952.

The product of its digits is 13547520, while the sum is 56.

The spelling of 56688322727 in words is "fifty-six billion, six hundred eighty-eight million, three hundred twenty-two thousand, seven hundred twenty-seven".