118008082565 has 4 divisors (see below), whose sum is σ = 141609699084. Its totient is φ = 94406466048.

The previous prime is 118008082519. The next prime is 118008082601. The reversal of 118008082565 is 565280800811.

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 66712174369 + 51295908196 = 258287^2 + 226486^2 .

It is a cyclic number.

It is not a de Polignac number, because 118008082565 - 2²⁴ = 117991305349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11800808252 + ... + 11800808261.

It is an arithmetic number, because the mean of its divisors is an integer number (35402424771).

Almost surely, 2^118008082565 is an apocalyptic number.

It is an amenable number.

118008082565 is a deficient number, since it is larger than the sum of its proper divisors (23601616519).

118008082565 is an equidigital number, since it uses as much as digits as its factorization.

118008082565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23601616518.

The product of its (nonzero) digits is 153600, while the sum is 44.

The spelling of 118008082565 in words is "one hundred eighteen billion, eight million, eighty-two thousand, five hundred sixty-five".