16984479792 has 80 divisors (see below), whose sum is σ = 50613403392. Its totient is φ = 4807345920.

The previous prime is 16984479781. The next prime is 16984479823. The reversal of 16984479792 is 29797448961.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200259 + ... + 272162.

Almost surely, 2^16984479792 is an apocalyptic number.

16984479792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16984479792 is an abundant number, since it is smaller than the sum of its proper divisors (33628923600).

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

16984479792 is a wasteful number, since it uses less digits than its factorization.

16984479792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472546 (or 472540 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 66.

The spelling of 16984479792 in words is "sixteen billion, nine hundred eighty-four million, four hundred seventy-nine thousand, seven hundred ninety-two".