115778564368 has 20 divisors (see below), whose sum is σ = 225934792720. Its totient is φ = 57472811424.

The previous prime is 115778564357. The next prime is 115778564389. The reversal of 115778564368 is 863465877511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26027130 + ... + 26031577.

It is an arithmetic number, because the mean of its divisors is an integer number (11296739636).

Almost surely, 2^115778564368 is an apocalyptic number.

It is an amenable number.

115778564368 is a deficient number, since it is larger than the sum of its proper divisors (110156228352).

115778564368 is a wasteful number, since it uses less digits than its factorization.

115778564368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52058854 (or 52058848 counting only the distinct ones).

The product of its digits is 33868800, while the sum is 61.

The spelling of 115778564368 in words is "one hundred fifteen billion, seven hundred seventy-eight million, five hundred sixty-four thousand, three hundred sixty-eight".