16976888816986 has 24 divisors (see below), whose sum is σ = 30125022366240. Its totient is φ = 7152490685592.

The previous prime is 16976888816939. The next prime is 16976888817023. The reversal of 16976888816986 is 68961888867961.

It is a self number, because there is not a number n which added to its sum of digits gives 16976888816986.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1468075230 + ... + 1468086793.

It is an arithmetic number, because the mean of its divisors is an integer number (1255209265260).

Almost surely, 2^{16976888816986} is an apocalyptic number.

16976888816986 is a deficient number, since it is larger than the sum of its proper divisors (13148133549254).

16976888816986 is a wasteful number, since it uses less digits than its factorization.

16976888816986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936162098 (or 2936162091 counting only the distinct ones).

The product of its digits is 24078974976, while the sum is 91.

The spelling of 16976888816986 in words is "sixteen trillion, nine hundred seventy-six billion, eight hundred eighty-eight million, eight hundred sixteen thousand, nine hundred eighty-six".