113455566689 has 8 divisors (see below), whose sum is σ = 115184901888. Its totient is φ = 111727289520.

The previous prime is 113455566683. The next prime is 113455566727. The reversal of 113455566689 is 986665554311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113455566689 is a prime.

It is a super-2 number, since 2×113455566689² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (113455566683) 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, 47057 + ... + 478670.

It is an arithmetic number, because the mean of its divisors is an integer number (14398112736).

Almost surely, 2^113455566689 is an apocalyptic number.

It is an amenable number.

113455566689 is a deficient number, since it is larger than the sum of its proper divisors (1729335199).

113455566689 is an equidigital number, since it uses as much as digits as its factorization.

113455566689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529015.

The product of its digits is 23328000, while the sum is 59.

The spelling of 113455566689 in words is "one hundred thirteen billion, four hundred fifty-five million, five hundred sixty-six thousand, six hundred eighty-nine".