115515730701 has 24 divisors (see below), whose sum is σ = 192148317504. Its totient is φ = 65505098880.

The previous prime is 115515730669. The next prime is 115515730721. The reversal of 115515730701 is 107037515511.

115515730701 is a `hidden beast` number, since 1 + 1 + 5 + 515 + 73 + 0 + 70 + 1 = 666.

It is not a de Polignac number, because 115515730701 - 2⁵ = 115515730669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115515730721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6990156 + ... + 7006661.

It is an arithmetic number, because the mean of its divisors is an integer number (8006179896).

Almost surely, 2^115515730701 is an apocalyptic number.

It is an amenable number.

115515730701 is a deficient number, since it is larger than the sum of its proper divisors (76632586803).

115515730701 is a wasteful number, since it uses less digits than its factorization.

115515730701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13996961 (or 13996958 counting only the distinct ones).

The product of its (nonzero) digits is 18375, while the sum is 36.

The spelling of 115515730701 in words is "one hundred fifteen billion, five hundred fifteen million, seven hundred thirty thousand, seven hundred one".