115067972605 has 4 divisors (see below), whose sum is σ = 138081567132. Its totient is φ = 92054378080.

The previous prime is 115067972587. The next prime is 115067972647. The reversal of 115067972605 is 506279760511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 24725046564 + 90342926041 = 157242^2 + 300571^2 .

It is a de Polignac number, because none of the positive numbers 2^k-115067972605 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 11506797256 + ... + 11506797265.

It is an arithmetic number, because the mean of its divisors is an integer number (34520391783).

Almost surely, 2^115067972605 is an apocalyptic number.

It is an amenable number.

115067972605 is a deficient number, since it is larger than the sum of its proper divisors (23013594527).

115067972605 is an equidigital number, since it uses as much as digits as its factorization.

115067972605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23013594526.

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 115067972605 in words is "one hundred fifteen billion, sixty-seven million, nine hundred seventy-two thousand, six hundred five".