168002372160 has 1680 divisors, whose sum is σ = 762848368128. Its totient is φ = 34836480000.

The previous prime is 168002372137. The next prime is 168002372183. The reversal of 168002372160 is 61273200861.

It is an interprime number because it is at equal distance from previous prime (168002372137) and next prime (168002372183).

It is a tau number, because it is divible by the number of its divisors (1680).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 669332035 + ... + 669332285.

Almost surely, 2^168002372160 is an apocalyptic number.

168002372160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168002372160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381424184064).

168002372160 is an abundant number, since it is smaller than the sum of its proper divisors (594845995968).

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

168002372160 is a wasteful number, since it uses less digits than its factorization.

168002372160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 316 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 168002372160 in words is "one hundred sixty-eight billion, two million, three hundred seventy-two thousand, one hundred sixty".