111667788904 has 16 divisors (see below), whose sum is σ = 239288119200. Its totient is φ = 47857623792.

The previous prime is 111667788899. The next prime is 111667788923. The reversal of 111667788904 is 409887766111.

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, 997033774 + ... + 997033885.

It is an arithmetic number, because the mean of its divisors is an integer number (14955507450).

Almost surely, 2^111667788904 is an apocalyptic number.

111667788904 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111667788904 is an abundant number, since it is smaller than the sum of its proper divisors (127620330296).

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

111667788904 is a wasteful number, since it uses less digits than its factorization.

111667788904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994067672 (or 1994067668 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 58.

The spelling of 111667788904 in words is "one hundred eleven billion, six hundred sixty-seven million, seven hundred eighty-eight thousand, nine hundred four".