16589979794 has 16 divisors (see below), whose sum is σ = 25027400736. Its totient is φ = 8247640800.

The previous prime is 16589979779. The next prime is 16589979797. The reversal of 16589979794 is 49797998561.

It is not an unprimeable number, because it can be changed into a prime (16589979797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230849 + ... + 294059.

It is an arithmetic number, because the mean of its divisors is an integer number (1564212546).

Almost surely, 2^16589979794 is an apocalyptic number.

16589979794 is a deficient number, since it is larger than the sum of its proper divisors (8437420942).

16589979794 is a wasteful number, since it uses less digits than its factorization.

16589979794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63961.

The product of its digits is 308629440, while the sum is 74.

The spelling of 16589979794 in words is "sixteen billion, five hundred eighty-nine million, nine hundred seventy-nine thousand, seven hundred ninety-four".