16850166685 has 16 divisors (see below), whose sum is σ = 22069962432. Its totient is φ = 12248243200.

The previous prime is 16850166649. The next prime is 16850166703. The reversal of 16850166685 is 58666105861.

It is not a de Polignac number, because 16850166685 - 2⁹ = 16850166173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26877 + ... + 185533.

It is an arithmetic number, because the mean of its divisors is an integer number (1379372652).

Almost surely, 2^16850166685 is an apocalyptic number.

It is an amenable number.

16850166685 is a deficient number, since it is larger than the sum of its proper divisors (5219795747).

16850166685 is a wasteful number, since it uses less digits than its factorization.

16850166685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160604.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 16850166685 in words is "sixteen billion, eight hundred fifty million, one hundred sixty-six thousand, six hundred eighty-five".