115904351816 has 64 divisors (see below), whose sum is σ = 251096993280. Its totient is φ = 49570094080.

The previous prime is 115904351749. The next prime is 115904351821. The reversal of 115904351816 is 618153409511.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 15 ways as a sum of consecutive naturals, for example, 6164606 + ... + 6183378.

It is an arithmetic number, because the mean of its divisors is an integer number (3923390520).

Almost surely, 2^115904351816 is an apocalyptic number.

It is an amenable number.

115904351816 is an abundant number, since it is smaller than the sum of its proper divisors (135192641464).

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

115904351816 is a wasteful number, since it uses less digits than its factorization.

115904351816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22934 (or 22930 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 44.

The spelling of 115904351816 in words is "one hundred fifteen billion, nine hundred four million, three hundred fifty-one thousand, eight hundred sixteen".