116668645 has 8 divisors (see below), whose sum is σ = 147371040. Its totient is φ = 88422480.

The previous prime is 116668633. The next prime is 116668703. The reversal of 116668645 is 546866611.

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

It is not a de Polignac number, because 116668645 - 2⁵ = 116668613 is a prime.

It is a super-2 number, since 2×116668645² = 27223145452272050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613951 + ... + 614140.

It is an arithmetic number, because the mean of its divisors is an integer number (18421380).

Almost surely, 2^116668645 is an apocalyptic number.

It is an amenable number.

116668645 is a deficient number, since it is larger than the sum of its proper divisors (30702395).

116668645 is a wasteful number, since it uses less digits than its factorization.

116668645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228115.

The product of its digits is 207360, while the sum is 43.

The square root of 116668645 is about 10801.3260759964. The cubic root of 116668645 is about 488.6351648803.

The spelling of 116668645 in words is "one hundred sixteen million, six hundred sixty-eight thousand, six hundred forty-five".