56167788895 has 4 divisors (see below), whose sum is σ = 67401346680. Its totient is φ = 44934231112.

The previous prime is 56167788893. The next prime is 56167788931. The reversal of 56167788895 is 59888776165.

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 56167788895 - 2¹ = 56167788893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56167788893) 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, 5616778885 + ... + 5616778894.

It is an arithmetic number, because the mean of its divisors is an integer number (16850336670).

Almost surely, 2^56167788895 is an apocalyptic number.

56167788895 is a deficient number, since it is larger than the sum of its proper divisors (11233557785).

56167788895 is a wasteful number, since it uses less digits than its factorization.

56167788895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11233557784.

The product of its digits is 203212800, while the sum is 70.

The spelling of 56167788895 in words is "fifty-six billion, one hundred sixty-seven million, seven hundred eighty-eight thousand, eight hundred ninety-five".