111027974886 has 64 divisors (see below), whose sum is σ = 258788828160. Its totient is φ = 35242892640.

The previous prime is 111027974879. The next prime is 111027974917. The reversal of 111027974886 is 688479720111.

It is a super-2 number, since 2×111027974886² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 497260 + ... + 685071.

It is an arithmetic number, because the mean of its divisors is an integer number (4043575440).

Almost surely, 2^111027974886 is an apocalyptic number.

111027974886 is an abundant number, since it is smaller than the sum of its proper divisors (147760853274).

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

111027974886 is a wasteful number, since it uses less digits than its factorization.

111027974886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182426 (or 1182420 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 54.

The spelling of 111027974886 in words is "one hundred eleven billion, twenty-seven million, nine hundred seventy-four thousand, eight hundred eighty-six".