115521716304 has 120 divisors (see below), whose sum is σ = 324770052672. Its totient is φ = 38332546560.

The previous prime is 115521716257. The next prime is 115521716341. The reversal of 115521716304 is 403617125511.

115521716304 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 2 + 17 + 1 + 630 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50291284 + ... + 50293580.

Almost surely, 2^115521716304 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 115521716304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162385026336).

115521716304 is an abundant number, since it is smaller than the sum of its proper divisors (209248336368).

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

115521716304 is a wasteful number, since it uses less digits than its factorization.

115521716304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745 (or 3736 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The spelling of 115521716304 in words is "one hundred fifteen billion, five hundred twenty-one million, seven hundred sixteen thousand, three hundred four".