16680648606 has 16 divisors (see below), whose sum is σ = 35117155200. Its totient is φ = 5267573208.

The previous prime is 16680648581. The next prime is 16680648613. The reversal of 16680648606 is 60684608661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73160626 + ... + 73160853.

It is an arithmetic number, because the mean of its divisors is an integer number (2194822200).

Almost surely, 2^16680648606 is an apocalyptic number.

16680648606 is an abundant number, since it is smaller than the sum of its proper divisors (18436506594).

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

16680648606 is a wasteful number, since it uses less digits than its factorization.

16680648606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146321503.

The product of its (nonzero) digits is 1990656, while the sum is 51.

The spelling of 16680648606 in words is "sixteen billion, six hundred eighty million, six hundred forty-eight thousand, six hundred six".