8318319892 has 24 divisors (see below), whose sum is σ = 14670027680. Its totient is φ = 4126917600.

The previous prime is 8318319881. The next prime is 8318319899. The reversal of 8318319892 is 2989138138.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8318319899) 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, 1418767 + ... + 1424617.

Almost surely, 2^8318319892 is an apocalyptic number.

It is an amenable number.

8318319892 is a deficient number, since it is larger than the sum of its proper divisors (6351707788).

8318319892 is a wasteful number, since it uses less digits than its factorization.

8318319892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8551 (or 8549 counting only the distinct ones).

The product of its digits is 746496, while the sum is 52.

The square root of 8318319892 is about 91204.8238417245. The cubic root of 8318319892 is about 2026.1824028477.

The spelling of 8318319892 in words is "eight billion, three hundred eighteen million, three hundred nineteen thousand, eight hundred ninety-two".