16683350166686 has 12 divisors (see below), whose sum is σ = 29110743658368. Its totient is φ = 7150007214252.

The previous prime is 16683350166599. The next prime is 16683350166787. The reversal of 16683350166686 is 68666105338661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85119133406 + ... + 85119133601.

It is an arithmetic number, because the mean of its divisors is an integer number (2425895304864).

Almost surely, 2^{16683350166686} is an apocalyptic number.

16683350166686 is a deficient number, since it is larger than the sum of its proper divisors (12427393491682).

16683350166686 is a wasteful number, since it uses less digits than its factorization.

16683350166686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170238267023 (or 170238267016 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 65.

The spelling of 16683350166686 in words is "sixteen trillion, six hundred eighty-three billion, three hundred fifty million, one hundred sixty-six thousand, six hundred eighty-six".