56788021116 has 36 divisors (see below), whose sum is σ = 143562713112. Its totient is φ = 18927333984.

The previous prime is 56788021099. The next prime is 56788021159. The reversal of 56788021116 is 61112088765.

56788021116 is a `hidden beast` number, since 567 + 8 + 80 + 2 + 1 + 1 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 282751 + ... + 439913.

It is an arithmetic number, because the mean of its divisors is an integer number (3987853142).

Almost surely, 2^56788021116 is an apocalyptic number.

It is an amenable number.

56788021116 is an abundant number, since it is smaller than the sum of its proper divisors (86774691996).

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

56788021116 is a wasteful number, since it uses less digits than its factorization.

56788021116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167210 (or 167205 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 56788021116 in words is "fifty-six billion, seven hundred eighty-eight million, twenty-one thousand, one hundred sixteen".