168182601315816 has 128 divisors (see below), whose sum is σ = 460025448284160. Its totient is φ = 51008323968000.

The previous prime is 168182601315793. The next prime is 168182601315821. The reversal of 168182601315816 is 618513106281861.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5355141 + ... + 19106091.

It is an arithmetic number, because the mean of its divisors is an integer number (3593948814720).

Almost surely, 2^{168182601315816} 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 168182601315816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230012724142080).

168182601315816 is an abundant number, since it is smaller than the sum of its proper divisors (291842846968344).

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

168182601315816 is a wasteful number, since it uses less digits than its factorization.

168182601315816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13751975 (or 13751971 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 57.

The spelling of 168182601315816 in words is "one hundred sixty-eight trillion, one hundred eighty-two billion, six hundred one million, three hundred fifteen thousand, eight hundred sixteen".