111885414894 has 48 divisors (see below), whose sum is σ = 268181207424. Its totient is φ = 33427136400.

The previous prime is 111885414889. The next prime is 111885414929. The reversal of 111885414894 is 498414588111.

111885414894 is a `hidden beast` number, since 1 + 1 + 1 + 8 + 8 + 541 + 4 + 8 + 94 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 111885414894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3965364 + ... + 3993479.

It is an arithmetic number, because the mean of its divisors is an integer number (5587108488).

Almost surely, 2^111885414894 is an apocalyptic number.

111885414894 is an abundant number, since it is smaller than the sum of its proper divisors (156295792530).

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

111885414894 is a wasteful number, since it uses less digits than its factorization.

111885414894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7958933 (or 7958930 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 54.

The spelling of 111885414894 in words is "one hundred eleven billion, eight hundred eighty-five million, four hundred fourteen thousand, eight hundred ninety-four".