16985883724 has 12 divisors (see below), whose sum is σ = 29791503000. Its totient is φ = 8474025728.

The previous prime is 16985883721. The next prime is 16985883797. The reversal of 16985883724 is 42738858961.

It is not an unprimeable number, because it can be changed into a prime (16985883721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4727014 + ... + 4730605.

It is an arithmetic number, because the mean of its divisors is an integer number (2482625250).

Almost surely, 2^16985883724 is an apocalyptic number.

It is an amenable number.

16985883724 is a deficient number, since it is larger than the sum of its proper divisors (12805619276).

16985883724 is a wasteful number, since it uses less digits than its factorization.

16985883724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9458072 (or 9458070 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The spelling of 16985883724 in words is "sixteen billion, nine hundred eighty-five million, eight hundred eighty-three thousand, seven hundred twenty-four".