115188878339 has 16 divisors (see below), whose sum is σ = 121178972160. Its totient is φ = 109342003680.

The previous prime is 115188878303. The next prime is 115188878347. The reversal of 115188878339 is 933878881511.

It is a cyclic number.

It is not a de Polignac number, because 115188878339 - 2²⁰ = 115187829763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115188878039) by changing a digit.

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, 9587474 + ... + 9599480.

It is an arithmetic number, because the mean of its divisors is an integer number (7573685760).

Almost surely, 2^115188878339 is an apocalyptic number.

115188878339 is a deficient number, since it is larger than the sum of its proper divisors (5990093821).

115188878339 is a wasteful number, since it uses less digits than its factorization.

115188878339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17930.

The product of its digits is 11612160, while the sum is 62.

The spelling of 115188878339 in words is "one hundred fifteen billion, one hundred eighty-eight million, eight hundred seventy-eight thousand, three hundred thirty-nine".