168080022923168 has 96 divisors (see below), whose sum is σ = 356452567252992. Its totient is φ = 77788808697600.

The previous prime is 168080022923159. The next prime is 168080022923179. The reversal of 168080022923168 is 861329220080861.

It is a happy number.

168080022923168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 445430705 + ... + 445807887.

It is an arithmetic number, because the mean of its divisors is an integer number (3713047575552).

Almost surely, 2^{168080022923168} 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 168080022923168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178226283626496).

168080022923168 is an abundant number, since it is smaller than the sum of its proper divisors (188372544329824).

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

168080022923168 is a wasteful number, since it uses less digits than its factorization.

168080022923168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396778 (or 396770 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 56.

The spelling of 168080022923168 in words is "one hundred sixty-eight trillion, eighty billion, twenty-two million, nine hundred twenty-three thousand, one hundred sixty-eight".