115017642117 has 32 divisors (see below), whose sum is σ = 195574728960. Its totient is φ = 65442263040.

The previous prime is 115017642097. The next prime is 115017642133. The reversal of 115017642117 is 711246710511.

115017642117 is a `hidden beast` number, since 1 + 1 + 5 + 0 + 1 + 7 + 642 + 1 + 1 + 7 = 666.

It is not a de Polignac number, because 115017642117 - 2⁶ = 115017642053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115017642617) 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 31 ways as a sum of consecutive naturals, for example, 1261884 + ... + 1349957.

It is an arithmetic number, because the mean of its divisors is an integer number (6111710280).

Almost surely, 2^115017642117 is an apocalyptic number.

It is an amenable number.

115017642117 is a deficient number, since it is larger than the sum of its proper divisors (80557086843).

115017642117 is a wasteful number, since it uses less digits than its factorization.

115017642117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2612090 (or 2612084 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 36.

The spelling of 115017642117 in words is "one hundred fifteen billion, seventeen million, six hundred forty-two thousand, one hundred seventeen".