166089602186 has 8 divisors (see below), whose sum is σ = 250176807360. Its totient is φ = 82697333068.

The previous prime is 166089602167. The next prime is 166089602279. The reversal of 166089602186 is 681206980661.

166089602186 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173733416 + ... + 173734371.

It is an arithmetic number, because the mean of its divisors is an integer number (31272100920).

Almost surely, 2^166089602186 is an apocalyptic number.

166089602186 is a deficient number, since it is larger than the sum of its proper divisors (84087205174).

166089602186 is a wasteful number, since it uses less digits than its factorization.

166089602186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347468028.

The product of its (nonzero) digits is 1492992, while the sum is 53.

The spelling of 166089602186 in words is "one hundred sixty-six billion, eighty-nine million, six hundred two thousand, one hundred eighty-six".