166118170 has 16 divisors (see below), whose sum is σ = 300074400. Its totient is φ = 66211344.

The previous prime is 166118131. The next prime is 166118191. The reversal of 166118170 is 71811661.

166118170 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, 26520 + ... + 32179.

It is an arithmetic number, because the mean of its divisors is an integer number (18754650).

Almost surely, 2^166118170 is an apocalyptic number.

166118170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166118170 is a deficient number, since it is larger than the sum of its proper divisors (133956230).

166118170 is a wasteful number, since it uses less digits than its factorization.

166118170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58989.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 166118170 is about 12888.6837962610. The cubic root of 166118170 is about 549.7168459857.

It can be divided in two parts, 166 and 118170, that added together give a square (118336 = 344²).

The spelling of 166118170 in words is "one hundred sixty-six million, one hundred eighteen thousand, one hundred seventy".