115874779734 has 48 divisors (see below), whose sum is σ = 286959123360. Its totient is φ = 33103491840.

The previous prime is 115874779667. The next prime is 115874779793. The reversal of 115874779734 is 437977478511.

It is a happy number.

115874779734 is a `hidden beast` number, since 1 + 1 + 587 + 47 + 7 + 9 + 7 + 3 + 4 = 666.

It is a super-2 number, since 2×115874779734² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1251724 + ... + 1341104.

It is an arithmetic number, because the mean of its divisors is an integer number (5978315070).

Almost surely, 2^115874779734 is an apocalyptic number.

115874779734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

115874779734 is an abundant number, since it is smaller than the sum of its proper divisors (171084343626).

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

115874779734 is a wasteful number, since it uses less digits than its factorization.

115874779734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99685 (or 99682 counting only the distinct ones).

The product of its digits is 41489280, while the sum is 63.

The spelling of 115874779734 in words is "one hundred fifteen billion, eight hundred seventy-four million, seven hundred seventy-nine thousand, seven hundred thirty-four".