56677827776 has 28 divisors (see below), whose sum is σ = 114148730808. Its totient is φ = 27915942912.

The previous prime is 56677827769. The next prime is 56677827793. The reversal of 56677827776 is 67772877665.

It is a happy number.

It is a super-2 number, since 2×56677827776² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6604601 + ... + 6613176.

It is an arithmetic number, because the mean of its divisors is an integer number (4076740386).

Almost surely, 2^56677827776 is an apocalyptic number.

It is an amenable number.

56677827776 is an abundant number, since it is smaller than the sum of its proper divisors (57470903032).

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

56677827776 is a wasteful number, since it uses less digits than its factorization.

56677827776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13217856 (or 13217846 counting only the distinct ones).

The product of its digits is 290424960, while the sum is 68.

The spelling of 56677827776 in words is "fifty-six billion, six hundred seventy-seven million, eight hundred twenty-seven thousand, seven hundred seventy-six".