16817476768 has 48 divisors (see below), whose sum is σ = 34361832960. Its totient is φ = 8092537600.

The previous prime is 16817476759. The next prime is 16817476811. The reversal of 16817476768 is 86767471861.

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, 259473 + ... + 317743.

It is an arithmetic number, because the mean of its divisors is an integer number (715871520).

Almost surely, 2^16817476768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16817476768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17180916480).

16817476768 is an abundant number, since it is smaller than the sum of its proper divisors (17544356192).

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

16817476768 is a wasteful number, since it uses less digits than its factorization.

16817476768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58621 (or 58613 counting only the distinct ones).

The product of its digits is 18966528, while the sum is 61.

The spelling of 16817476768 in words is "sixteen billion, eight hundred seventeen million, four hundred seventy-six thousand, seven hundred sixty-eight".