194037423589 has 32 divisors (see below), whose sum is σ = 208570982400. Its totient is φ = 180168515520.

The previous prime is 194037423571. The next prime is 194037423607. The reversal of 194037423589 is 985324730491.

194037423589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (194037423571) and next prime (194037423607).

It is a cyclic number.

It is not a de Polignac number, because 194037423589 - 2⁵ = 194037423557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194037423089) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 127403982 + ... + 127405504.

It is an arithmetic number, because the mean of its divisors is an integer number (6517843200).

Almost surely, 2^194037423589 is an apocalyptic number.

It is an amenable number.

194037423589 is a deficient number, since it is larger than the sum of its proper divisors (14533558811).

194037423589 is a wasteful number, since it uses less digits than its factorization.

194037423589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 194037423589 in words is "one hundred ninety-four billion, thirty-seven million, four hundred twenty-three thousand, five hundred eighty-nine".