168299166 has 16 divisors (see below), whose sum is σ = 384683904. Its totient is φ = 48085464.

The previous prime is 168299143. The next prime is 168299177. The reversal of 168299166 is 661992861.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2003520 + ... + 2003603.

It is an arithmetic number, because the mean of its divisors is an integer number (24042744).

Almost surely, 2^168299166 is an apocalyptic number.

168299166 is an abundant number, since it is smaller than the sum of its proper divisors (216384738).

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

168299166 is a wasteful number, since it uses less digits than its factorization.

168299166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007135.

The product of its digits is 279936, while the sum is 48.

The square root of 168299166 is about 12973.0168426623. The cubic root of 168299166 is about 552.1121713336.

The spelling of 168299166 in words is "one hundred sixty-eight million, two hundred ninety-nine thousand, one hundred sixty-six".