115103958678 has 24 divisors (see below), whose sum is σ = 249510807000. Its totient is φ = 38349694464.

The previous prime is 115103958677. The next prime is 115103958679. The reversal of 115103958678 is 876859301511.

It is a happy number.

115103958678 is a `hidden beast` number, since 1 + 1 + 51 + 0 + 3 + 9 + 586 + 7 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (115103958677) and next prime (115103958679).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115103958677) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1485483 + ... + 1561046.

It is an arithmetic number, because the mean of its divisors is an integer number (10396283625).

Almost surely, 2^115103958678 is an apocalyptic number.

115103958678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

115103958678 is an abundant number, since it is smaller than the sum of its proper divisors (134406848322).

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

115103958678 is a wasteful number, since it uses less digits than its factorization.

115103958678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048636 (or 3048633 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 54.

The spelling of 115103958678 in words is "one hundred fifteen billion, one hundred three million, nine hundred fifty-eight thousand, six hundred seventy-eight".