16959866798 has 16 divisors (see below), whose sum is σ = 29086936704. Its totient is φ = 7265294520.

The previous prime is 16959866779. The next prime is 16959866851. The reversal of 16959866798 is 89766895961.

It is a congruent number.

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, 235448 + ... + 298923.

It is an arithmetic number, because the mean of its divisors is an integer number (1817933544).

Almost surely, 2^16959866798 is an apocalyptic number.

16959866798 is a deficient number, since it is larger than the sum of its proper divisors (12127069906).

16959866798 is a wasteful number, since it uses less digits than its factorization.

16959866798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536647.

The product of its digits is 352719360, while the sum is 74.

The spelling of 16959866798 in words is "sixteen billion, nine hundred fifty-nine million, eight hundred sixty-six thousand, seven hundred ninety-eight".