115315031044565 has 32 divisors (see below), whose sum is σ = 155884076301312. Its totient is φ = 81130655232000.

The previous prime is 115315031044537. The next prime is 115315031044583. The reversal of 115315031044565 is 565440130513511.

It is a happy number.

It is not a de Polignac number, because 115315031044565 - 2²⁶ = 115314963935701 is a prime.

It is a super-3 number, since 3×115315031044565³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7589726 + ... + 16977455.

It is an arithmetic number, because the mean of its divisors is an integer number (4871377384416).

Almost surely, 2^{115315031044565} is an apocalyptic number.

It is an amenable number.

115315031044565 is a deficient number, since it is larger than the sum of its proper divisors (40569045256747).

115315031044565 is a wasteful number, since it uses less digits than its factorization.

115315031044565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24569981.

The product of its (nonzero) digits is 540000, while the sum is 44.

The spelling of 115315031044565 in words is "one hundred fifteen trillion, three hundred fifteen billion, thirty-one million, forty-four thousand, five hundred sixty-five".