189013845206 has 16 divisors (see below), whose sum is σ = 283792723200. Its totient is φ = 94416306600.

The previous prime is 189013845173. The next prime is 189013845257. The reversal of 189013845206 is 602548310981.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 21112031 + ... + 21120981.

It is an arithmetic number, because the mean of its divisors is an integer number (17737045200).

Almost surely, 2^189013845206 is an apocalyptic number.

189013845206 is a deficient number, since it is larger than the sum of its proper divisors (94778877994).

189013845206 is a wasteful number, since it uses less digits than its factorization.

189013845206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17899.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 189013845206 in words is "one hundred eighty-nine billion, thirteen million, eight hundred forty-five thousand, two hundred six".