816311998296 has 48 divisors (see below), whose sum is σ = 2327205262200. Its totient is φ = 257782735872.

The previous prime is 816311998261. The next prime is 816311998303. The reversal of 816311998296 is 692899113618.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 298358281 + ... + 298361016.

Almost surely, 2^816311998296 is an apocalyptic number.

It is an amenable number.

816311998296 is an abundant number, since it is smaller than the sum of its proper divisors (1510893263904).

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

816311998296 is a wasteful number, since it uses less digits than its factorization.

816311998296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596719328 (or 596719321 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 63.

The spelling of 816311998296 in words is "eight hundred sixteen billion, three hundred eleven million, nine hundred ninety-eight thousand, two hundred ninety-six".