8917799814 has 80 divisors (see below), whose sum is σ = 24913253376. Its totient is φ = 2316308400.

The previous prime is 8917799801. The next prime is 8917799887. The reversal of 8917799814 is 4189977198.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 344982 + ... + 369929.

Almost surely, 2^8917799814 is an apocalyptic number.

8917799814 is an abundant number, since it is smaller than the sum of its proper divisors (15995453562).

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

8917799814 is a wasteful number, since it uses less digits than its factorization.

8917799814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714943 (or 714934 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 63.

The square root of 8917799814 is about 94434.1030242783. The cubic root of 8917799814 is about 2073.7317310177.

The spelling of 8917799814 in words is "eight billion, nine hundred seventeen million, seven hundred ninety-nine thousand, eight hundred fourteen".