166466163 has 16 divisors (see below), whose sum is σ = 238049280. Its totient is φ = 103150944.

The previous prime is 166466161. The next prime is 166466173. The reversal of 166466163 is 361664661.

166466163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166466163 - 2¹ = 166466161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166466161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24531 + ... + 30572.

It is an arithmetic number, because the mean of its divisors is an integer number (14878080).

Almost surely, 2^166466163 is an apocalyptic number.

166466163 is a deficient number, since it is larger than the sum of its proper divisors (71583117).

166466163 is a wasteful number, since it uses less digits than its factorization.

166466163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55178.

The product of its digits is 93312, while the sum is 39.

The square root of 166466163 is about 12902.1766768247. The cubic root of 166466163 is about 550.1004367543.

The spelling of 166466163 in words is "one hundred sixty-six million, four hundred sixty-six thousand, one hundred sixty-three".