163023166 has 32 divisors (see below), whose sum is σ = 266094720. Its totient is φ = 74871808.

The previous prime is 163023139. The next prime is 163023187. The reversal of 163023166 is 661320361.

It is a congruent number.

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, 461646 + ... + 461998.

It is an arithmetic number, because the mean of its divisors is an integer number (8315460).

Almost surely, 2^163023166 is an apocalyptic number.

163023166 is a deficient number, since it is larger than the sum of its proper divisors (103071554).

163023166 is an equidigital number, since it uses as much as digits as its factorization.

163023166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 163023166 is about 12768.0525531500. The cubic root of 163023166 is about 546.2814343404.

The spelling of 163023166 in words is "one hundred sixty-three million, twenty-three thousand, one hundred sixty-six".