115774627621691 has 8 divisors (see below), whose sum is σ = 120280877009280. Its totient is φ = 111302646290752.

The previous prime is 115774627621657. The next prime is 115774627621703. The reversal of 115774627621691 is 196126726477511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115774627621691 - 2²⁶ = 115774560512827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115774627621651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8567007275 + ... + 8567020788.

It is an arithmetic number, because the mean of its divisors is an integer number (15035109626160).

Almost surely, 2^{115774627621691} is an apocalyptic number.

115774627621691 is a deficient number, since it is larger than the sum of its proper divisors (4506249387589).

115774627621691 is a wasteful number, since it uses less digits than its factorization.

115774627621691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17134028325.

The product of its digits is 53343360, while the sum is 65.

The spelling of 115774627621691 in words is "one hundred fifteen trillion, seven hundred seventy-four billion, six hundred twenty-seven million, six hundred twenty-one thousand, six hundred ninety-one".