16850166685144 has 64 divisors (see below), whose sum is σ = 34074984313440. Its totient is φ = 7765436528640.

The previous prime is 16850166685139. The next prime is 16850166685151. The reversal of 16850166685144 is 44158666105861.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428290914 + ... + 428330254.

Almost surely, 2^{16850166685144} is an apocalyptic number.

It is an amenable number.

16850166685144 is an abundant number, since it is smaller than the sum of its proper divisors (17224817628296).

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

16850166685144 is a wasteful number, since it uses less digits than its factorization.

16850166685144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45380 (or 45376 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 61.

The spelling of 16850166685144 in words is "sixteen trillion, eight hundred fifty billion, one hundred sixty-six million, six hundred eighty-five thousand, one hundred forty-four".