8319998718 has 48 divisors (see below), whose sum is σ = 18490438512. Its totient is φ = 2702160000.

The previous prime is 8319998699. The next prime is 8319998741. The reversal of 8319998718 is 8178999138.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 591568 + ... + 605468.

It is an arithmetic number, because the mean of its divisors is an integer number (385217469).

Almost surely, 2^8319998718 is an apocalyptic number.

8319998718 is an abundant number, since it is smaller than the sum of its proper divisors (10170439794).

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

8319998718 is a wasteful number, since it uses less digits than its factorization.

8319998718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14761 (or 14758 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 63.

The square root of 8319998718 is about 91214.0269805034. The cubic root of 8319998718 is about 2026.3187035642.

The spelling of 8319998718 in words is "eight billion, three hundred nineteen million, nine hundred ninety-eight thousand, seven hundred eighteen".