113565052645 has 16 divisors (see below), whose sum is σ = 153462689280. Its totient is φ = 79928481600.

The previous prime is 113565052637. The next prime is 113565052661. The reversal of 113565052645 is 546250565311.

It is a happy number.

It is not a de Polignac number, because 113565052645 - 2³ = 113565052637 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33301830 + ... + 33305239.

It is an arithmetic number, because the mean of its divisors is an integer number (9591418080).

Almost surely, 2^113565052645 is an apocalyptic number.

It is an amenable number.

113565052645 is a deficient number, since it is larger than the sum of its proper divisors (39897636635).

113565052645 is a wasteful number, since it uses less digits than its factorization.

113565052645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66607116.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 113565052645 in words is "one hundred thirteen billion, five hundred sixty-five million, fifty-two thousand, six hundred forty-five".