108998514864 has 80 divisors (see below), whose sum is σ = 312987155040. Its totient is φ = 36318781440.

The previous prime is 108998514857. The next prime is 108998514907. The reversal of 108998514864 is 468415899801.

108998514864 is a `hidden beast` number, since 10 + 8 + 9 + 98 + 51 + 486 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100344 + ... + 1195304.

It is an arithmetic number, because the mean of its divisors is an integer number (3912339438).

Almost surely, 2^108998514864 is an apocalyptic number.

It is an amenable number.

108998514864 is an abundant number, since it is smaller than the sum of its proper divisors (203988640176).

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

108998514864 is a wasteful number, since it uses less digits than its factorization.

108998514864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97635 (or 97623 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 63.

The spelling of 108998514864 in words is "one hundred eight billion, nine hundred ninety-eight million, five hundred fourteen thousand, eight hundred sixty-four".