115549775016 has 64 divisors (see below), whose sum is σ = 311387462400. Its totient is φ = 35520415488.

The previous prime is 115549774999. The next prime is 115549775039. The reversal of 115549775016 is 610577945511.

It is a self number, because there is not a number n which added to its sum of digits gives 115549775016.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 160305 + ... + 506751.

It is an arithmetic number, because the mean of its divisors is an integer number (4865429100).

Almost surely, 2^115549775016 is an apocalyptic number.

It is an amenable number.

115549775016 is an abundant number, since it is smaller than the sum of its proper divisors (195837687384).

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

115549775016 is a wasteful number, since it uses less digits than its factorization.

115549775016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347538 (or 347534 counting only the distinct ones).

The product of its (nonzero) digits is 1323000, while the sum is 51.

The spelling of 115549775016 in words is "one hundred fifteen billion, five hundred forty-nine million, seven hundred seventy-five thousand, sixteen".