115855974624 has 192 divisors, whose sum is σ = 352782839808. Its totient is φ = 32997888000.

The previous prime is 115855974623. The next prime is 115855974629. The reversal of 115855974624 is 426479558511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115855974623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 824724 + ... + 954924.

It is an arithmetic number, because the mean of its divisors is an integer number (1837410624).

Almost surely, 2^115855974624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115855974624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176391419904).

115855974624 is an abundant number, since it is smaller than the sum of its proper divisors (236926865184).

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

115855974624 is a wasteful number, since it uses less digits than its factorization.

115855974624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130281 (or 130273 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 57.

The spelling of 115855974624 in words is "one hundred fifteen billion, eight hundred fifty-five million, nine hundred seventy-four thousand, six hundred twenty-four".