115455494528 has 64 divisors (see below), whose sum is σ = 251138214720. Its totient is φ = 52433902080.

The previous prime is 115455494489. The next prime is 115455494533. The reversal of 115455494528 is 825494554511.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 115455494528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1602251 + ... + 1672757.

It is an arithmetic number, because the mean of its divisors is an integer number (3924034605).

Almost surely, 2^115455494528 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 115455494528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125569107360).

115455494528 is an abundant number, since it is smaller than the sum of its proper divisors (135682720192).

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

115455494528 is a wasteful number, since it uses less digits than its factorization.

115455494528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71695 (or 71683 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 53.

The spelling of 115455494528 in words is "one hundred fifteen billion, four hundred fifty-five million, four hundred ninety-four thousand, five hundred twenty-eight".