56432317655 has 8 divisors (see below), whose sum is σ = 77392892832. Its totient is φ = 38696446368.

The previous prime is 56432317619. The next prime is 56432317661. The reversal of 56432317655 is 55671323465.

56432317655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 56432317655 - 2⁸ = 56432317399 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 7 ways as a sum of consecutive naturals, for example, 806175932 + ... + 806176001.

It is an arithmetic number, because the mean of its divisors is an integer number (9674111604).

Almost surely, 2^56432317655 is an apocalyptic number.

56432317655 is a deficient number, since it is larger than the sum of its proper divisors (20960575177).

56432317655 is a wasteful number, since it uses less digits than its factorization.

56432317655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612351945.

The product of its digits is 2268000, while the sum is 47.

The spelling of 56432317655 in words is "fifty-six billion, four hundred thirty-two million, three hundred seventeen thousand, six hundred fifty-five".