111646731538204 has 12 divisors (see below), whose sum is σ = 195478074824200. Its totient is φ = 55795853017008.

The previous prime is 111646731538187. The next prime is 111646731538259. The reversal of 111646731538204 is 402835137646111.

111646731538204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6878178894 + ... + 6878195125.

Almost surely, 2^{111646731538204} is an apocalyptic number.

It is an amenable number.

111646731538204 is a deficient number, since it is larger than the sum of its proper divisors (83831343285996).

111646731538204 is a wasteful number, since it uses less digits than its factorization.

111646731538204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13756376052 (or 13756376050 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 111646731538204 in words is "one hundred eleven trillion, six hundred forty-six billion, seven hundred thirty-one million, five hundred thirty-eight thousand, two hundred four".