16850017668 has 96 divisors (see below), whose sum is σ = 45402255360. Its totient is φ = 4815296640.

The previous prime is 16850017637. The next prime is 16850017669. The reversal of 16850017668 is 86671005861.

It is not an unprimeable number, because it can be changed into a prime (16850017669) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 113421 + ... + 215787.

It is an arithmetic number, because the mean of its divisors is an integer number (472940160).

Almost surely, 2^16850017668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16850017668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22701127680).

16850017668 is an abundant number, since it is smaller than the sum of its proper divisors (28552237692).

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

16850017668 is a wasteful number, since it uses less digits than its factorization.

16850017668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102457 (or 102455 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 16850017668 in words is "sixteen billion, eight hundred fifty million, seventeen thousand, six hundred sixty-eight".