89663619318 has 96 divisors (see below), whose sum is σ = 232398603360. Its totient is φ = 22832087040.

The previous prime is 89663619239. The next prime is 89663619349. The reversal of 89663619318 is 81391636698.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 293643 + ... + 515318.

It is an arithmetic number, because the mean of its divisors is an integer number (2420818785).

Almost surely, 2^89663619318 is an apocalyptic number.

89663619318 is an abundant number, since it is smaller than the sum of its proper divisors (142734984042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89663619318 is a wasteful number, since it uses less digits than its factorization.

89663619318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809022 (or 809015 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 60.

The spelling of 89663619318 in words is "eighty-nine billion, six hundred sixty-three million, six hundred nineteen thousand, three hundred eighteen".