115921999298 has 64 divisors (see below), whose sum is σ = 212070279168. Its totient is φ = 46453080960.

The previous prime is 115921999279. The next prime is 115921999327. The reversal of 115921999298 is 892999129511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2805686 + ... + 2846702.

It is an arithmetic number, because the mean of its divisors is an integer number (3313598112).

Almost surely, 2^115921999298 is an apocalyptic number.

115921999298 is a deficient number, since it is larger than the sum of its proper divisors (96148279870).

115921999298 is a wasteful number, since it uses less digits than its factorization.

115921999298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41247.

The product of its digits is 9447840, while the sum is 65.

The spelling of 115921999298 in words is "one hundred fifteen billion, nine hundred twenty-one million, nine hundred ninety-nine thousand, two hundred ninety-eight".