56776901338116 has 120 divisors (see below), whose sum is σ = 156544891272000. Its totient is φ = 17894321758656.

The previous prime is 56776901338111. The next prime is 56776901338123. The reversal of 56776901338116 is 61183310967765.

It is a happy number.

56776901338116 is a `hidden beast` number, since 567 + 7 + 69 + 0 + 1 + 3 + 3 + 8 + 1 + 1 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (56776901338111) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5926536 + ... + 12193343.

It is an arithmetic number, because the mean of its divisors is an integer number (1304540760600).

Almost surely, 2^{56776901338116} is an apocalyptic number.

It is an amenable number.

56776901338116 is an abundant number, since it is smaller than the sum of its proper divisors (99767989933884).

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

56776901338116 is a wasteful number, since it uses less digits than its factorization.

56776901338116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18120423 (or 18120412 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 56776901338116 in words is "fifty-six trillion, seven hundred seventy-six billion, nine hundred one million, three hundred thirty-eight thousand, one hundred sixteen".