166366600 has 48 divisors (see below), whose sum is σ = 387810000. Its totient is φ = 66373440.

The previous prime is 166366559. The next prime is 166366601. The reversal of 166366600 is 6663661.

It is a happy number.

166366600 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (166366601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98967 + ... + 100633.

It is an arithmetic number, because the mean of its divisors is an integer number (8079375).

Almost surely, 2^166366600 is an apocalyptic number.

166366600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166366600 is an abundant number, since it is smaller than the sum of its proper divisors (221443400).

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

166366600 is a wasteful number, since it uses less digits than its factorization.

166366600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2182 (or 2173 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 166366600 is about 12898.3177197649. The cubic root of 166366600 is about 549.9907436459.

The spelling of 166366600 in words is "one hundred sixty-six million, three hundred sixty-six thousand, six hundred".