115617212942 has 96 divisors (see below), whose sum is σ = 238446996480. Its totient is φ = 41409688320.

The previous prime is 115617212941. The next prime is 115617212951. The reversal of 115617212942 is 249212716511.

It is a self number, because there is not a number n which added to its sum of digits gives 115617212942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115617212941) 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 47 ways as a sum of consecutive naturals, for example, 714659 + ... + 861377.

It is an arithmetic number, because the mean of its divisors is an integer number (2483822880).

Almost surely, 2^115617212942 is an apocalyptic number.

115617212942 is an abundant number, since it is smaller than the sum of its proper divisors (122829783538).

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

115617212942 is a wasteful number, since it uses less digits than its factorization.

115617212942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146806 (or 146799 counting only the distinct ones).

The product of its digits is 60480, while the sum is 41.

The spelling of 115617212942 in words is "one hundred fifteen billion, six hundred seventeen million, two hundred twelve thousand, nine hundred forty-two".