166900158 has 12 divisors (see below), whose sum is σ = 361617048. Its totient is φ = 55633380.

The previous prime is 166900147. The next prime is 166900163. The reversal of 166900158 is 851009661.

166900158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4636098 + ... + 4636133.

It is an arithmetic number, because the mean of its divisors is an integer number (30134754).

Almost surely, 2^166900158 is an apocalyptic number.

166900158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

166900158 is an abundant number, since it is smaller than the sum of its proper divisors (194716890).

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

166900158 is a wasteful number, since it uses less digits than its factorization.

166900158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9272239 (or 9272236 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 166900158 is about 12918.9844028081. The cubic root of 166900158 is about 550.5780786976.

The spelling of 166900158 in words is "one hundred sixty-six million, nine hundred thousand, one hundred fifty-eight".