115449692285 has 4 divisors (see below), whose sum is σ = 138539630748. Its totient is φ = 92359753824.

The previous prime is 115449692279. The next prime is 115449692299. The reversal of 115449692285 is 582296944511.

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 74167986244 + 41281706041 = 272338^2 + 203179^2 .

It is a cyclic number.

It is not a de Polignac number, because 115449692285 - 2⁴ = 115449692269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115449692285.

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, 11544969224 + ... + 11544969233.

It is an arithmetic number, because the mean of its divisors is an integer number (34634907687).

Almost surely, 2^115449692285 is an apocalyptic number.

It is an amenable number.

115449692285 is a deficient number, since it is larger than the sum of its proper divisors (23089938463).

115449692285 is an equidigital number, since it uses as much as digits as its factorization.

115449692285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23089938462.

The product of its digits is 6220800, while the sum is 56.

The spelling of 115449692285 in words is "one hundred fifteen billion, four hundred forty-nine million, six hundred ninety-two thousand, two hundred eighty-five".