115889361698880 has 560 divisors, whose sum is σ = 513960130417536. Its totient is φ = 24080905912320.

The previous prime is 115889361698879. The next prime is 115889361698893. The reversal of 115889361698880 is 88896163988511.

115889361698880 is a `hidden beast` number, since 1 + 15 + 8 + 89 + 361 + 6 + 98 + 8 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (560).

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a self number, because there is not a number n which added to its sum of digits gives 115889361698880.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 27036889 + ... + 31028568.

Almost surely, 2^{115889361698880} is an apocalyptic number.

115889361698880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115889361698880 is an abundant number, since it is smaller than the sum of its proper divisors (398070768718656).

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

115889361698880 is a wasteful number, since it uses less digits than its factorization.

115889361698880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58065504 (or 58065485 counting only the distinct ones).

The product of its (nonzero) digits is 1433272320, while the sum is 81.

The spelling of 115889361698880 in words is "one hundred fifteen trillion, eight hundred eighty-nine billion, three hundred sixty-one million, six hundred ninety-eight thousand, eight hundred eighty".