8916115663 has 32 divisors (see below), whose sum is σ = 11351943680. Its totient is φ = 6814108800.

The previous prime is 8916115657. The next prime is 8916115679. The reversal of 8916115663 is 3665116198.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8916115663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8916115633) 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, 458488 + ... + 477538.

It is an arithmetic number, because the mean of its divisors is an integer number (354748240).

Almost surely, 2^8916115663 is an apocalyptic number.

8916115663 is a deficient number, since it is larger than the sum of its proper divisors (2435828017).

8916115663 is a wasteful number, since it uses less digits than its factorization.

8916115663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19247.

The product of its digits is 233280, while the sum is 46.

The square root of 8916115663 is about 94425.1855333099. The cubic root of 8916115663 is about 2073.6011794871.

The spelling of 8916115663 in words is "eight billion, nine hundred sixteen million, one hundred fifteen thousand, six hundred sixty-three".