111660663806104 has 16 divisors (see below), whose sum is σ = 239272851013200. Its totient is φ = 47854570202592.

The previous prime is 111660663806077. The next prime is 111660663806161. The reversal of 111660663806104 is 401608366066111.

It is a congruent number.

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, 996970212499 + ... + 996970212610.

It is an arithmetic number, because the mean of its divisors is an integer number (14954553188325).

Almost surely, 2^{111660663806104} is an apocalyptic number.

111660663806104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

111660663806104 is an abundant number, since it is smaller than the sum of its proper divisors (127612187207096).

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

111660663806104 is a wasteful number, since it uses less digits than its factorization.

111660663806104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993940425122 (or 1993940425118 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 111660663806104 in words is "one hundred eleven trillion, six hundred sixty billion, six hundred sixty-three million, eight hundred six thousand, one hundred four".