116646663 has 8 divisors (see below), whose sum is σ = 177747328. Its totient is φ = 66655224.

The previous prime is 116646641. The next prime is 116646679. The reversal of 116646663 is 366646611.

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

It is not a de Polignac number, because 116646663 - 2⁵ = 116646631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116646463) 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, 2777281 + ... + 2777322.

It is an arithmetic number, because the mean of its divisors is an integer number (22218416).

Almost surely, 2^116646663 is an apocalyptic number.

116646663 is a deficient number, since it is larger than the sum of its proper divisors (61100665).

116646663 is an equidigital number, since it uses as much as digits as its factorization.

116646663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5554613.

The product of its digits is 93312, while the sum is 39.

The square root of 116646663 is about 10800.3084678170. The cubic root of 116646663 is about 488.6044743925.

The spelling of 116646663 in words is "one hundred sixteen million, six hundred forty-six thousand, six hundred sixty-three".