166023168 has 104 divisors (see below), whose sum is σ = 452143200. Its totient is φ = 54165504.

The previous prime is 166023167. The next prime is 166023229. The reversal of 166023168 is 861320661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166023167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 724878 + ... + 725106.

Almost surely, 2^166023168 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 166023168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226071600).

166023168 is an abundant number, since it is smaller than the sum of its proper divisors (286120032).

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

166023168 is an equidigital number, since it uses as much as digits as its factorization.

166023168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 166023168 is about 12884.9977881255. The cubic root of 166023168 is about 549.6120327303.

The spelling of 166023168 in words is "one hundred sixty-six million, twenty-three thousand, one hundred sixty-eight".