115515423325495 has 4 divisors (see below), whose sum is σ = 138618507990600. Its totient is φ = 92412338660392.

The previous prime is 115515423325487. The next prime is 115515423325541. The reversal of 115515423325495 is 594523324515511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115515423325495 - 2³ = 115515423325487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11551542332545 + ... + 11551542332554.

It is an arithmetic number, because the mean of its divisors is an integer number (34654626997650).

Almost surely, 2^{115515423325495} is an apocalyptic number.

115515423325495 is a deficient number, since it is larger than the sum of its proper divisors (23103084665105).

115515423325495 is an equidigital number, since it uses as much as digits as its factorization.

115515423325495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23103084665104.

The product of its digits is 16200000, while the sum is 55.

The spelling of 115515423325495 in words is "one hundred fifteen trillion, five hundred fifteen billion, four hundred twenty-three million, three hundred twenty-five thousand, four hundred ninety-five".