816368268 has 24 divisors (see below), whose sum is σ = 1905825600. Its totient is φ = 271984720.

The previous prime is 816368251. The next prime is 816368281. The reversal of 816368268 is 862863618.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8983 + ... + 41393.

It is an arithmetic number, because the mean of its divisors is an integer number (79409400).

Almost surely, 2^816368268 is an apocalyptic number.

It is an amenable number.

816368268 is an abundant number, since it is smaller than the sum of its proper divisors (1089457332).

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

816368268 is a wasteful number, since it uses less digits than its factorization.

816368268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34517 (or 34515 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 816368268 is about 28572.1589663784. The cubic root of 816368268 is about 934.6063020738.

The spelling of 816368268 in words is "eight hundred sixteen million, three hundred sixty-eight thousand, two hundred sixty-eight".