16668316802 has 32 divisors (see below), whose sum is σ = 25664688000. Its totient is φ = 8117139328.

The previous prime is 16668316793. The next prime is 16668316817. The reversal of 16668316802 is 20861386661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3386099 + ... + 3391017.

It is an arithmetic number, because the mean of its divisors is an integer number (802021500).

Almost surely, 2^16668316802 is an apocalyptic number.

16668316802 is a deficient number, since it is larger than the sum of its proper divisors (8996371198).

16668316802 is a wasteful number, since it uses less digits than its factorization.

16668316802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 16668316802 in words is "sixteen billion, six hundred sixty-eight million, three hundred sixteen thousand, eight hundred two".