115331254240015 has 64 divisors (see below), whose sum is σ = 154029420426240. Its totient is φ = 82186858224640.

The previous prime is 115331254239973. The next prime is 115331254240021. The reversal of 115331254240015 is 510042452133511.

It is not a de Polignac number, because 115331254240015 - 2⁹ = 115331254239503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14753898387 + ... + 14753906203.

It is an arithmetic number, because the mean of its divisors is an integer number (2406709694160).

Almost surely, 2^{115331254240015} is an apocalyptic number.

115331254240015 is a deficient number, since it is larger than the sum of its proper divisors (38698166186225).

115331254240015 is a wasteful number, since it uses less digits than its factorization.

115331254240015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13872.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 115331254240015 in words is "one hundred fifteen trillion, three hundred thirty-one billion, two hundred fifty-four million, two hundred forty thousand, fifteen".