189001806335166 has 32 divisors (see below), whose sum is σ = 412368106550400. Its totient is φ = 57273201162080.

The previous prime is 189001806335159. The next prime is 189001806335171. The reversal of 189001806335166 is 661533608100981.

189001806335166 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72777805 + ... + 75330023.

It is an arithmetic number, because the mean of its divisors is an integer number (12886503329700).

Almost surely, 2^{189001806335166} is an apocalyptic number.

189001806335166 is an abundant number, since it is smaller than the sum of its proper divisors (223366300215234).

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

189001806335166 is a wasteful number, since it uses less digits than its factorization.

189001806335166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674264.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 189001806335166 in words is "one hundred eighty-nine trillion, one billion, eight hundred six million, three hundred thirty-five thousand, one hundred sixty-six".