56771122176 has 132 divisors (see below), whose sum is σ = 164512182432. Its totient is φ = 18855972864.

The previous prime is 56771122061. The next prime is 56771122193. The reversal of 56771122176 is 67122117765.

56771122176 is a `hidden beast` number, since 567 + 7 + 1 + 12 + 2 + 1 + 76 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2597245 + ... + 2619011.

Almost surely, 2^56771122176 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56771122176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82256091216).

56771122176 is an abundant number, since it is smaller than the sum of its proper divisors (107741060256).

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

56771122176 is a wasteful number, since it uses less digits than its factorization.

56771122176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22076 (or 22055 counting only the distinct ones).

The product of its digits is 246960, while the sum is 45.

The spelling of 56771122176 in words is "fifty-six billion, seven hundred seventy-one million, one hundred twenty-two thousand, one hundred seventy-six".