113445566689 has 32 divisors (see below), whose sum is σ = 149633809920. Its totient is φ = 83536054272.

The previous prime is 113445566657. The next prime is 113445566711. The reversal of 113445566689 is 986665544311.

It is a cyclic number.

It is not a de Polignac number, because 113445566689 - 2⁵ = 113445566657 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (113445566389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 655024 + ... + 809905.

It is an arithmetic number, because the mean of its divisors is an integer number (4676056560).

Almost surely, 2^113445566689 is an apocalyptic number.

It is an amenable number.

113445566689 is a deficient number, since it is larger than the sum of its proper divisors (36188243231).

113445566689 is a wasteful number, since it uses less digits than its factorization.

113445566689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465009.

The product of its digits is 18662400, while the sum is 58.

The spelling of 113445566689 in words is "one hundred thirteen billion, four hundred forty-five million, five hundred sixty-six thousand, six hundred eighty-nine".