189008134294393 has 8 divisors (see below), whose sum is σ = 200158172928000. Its totient is φ = 177861641559360.

The previous prime is 189008134294387. The next prime is 189008134294403. The reversal of 189008134294393 is 393492431800981.

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

It is a cyclic number.

It is not a de Polignac number, because 189008134294393 - 2⁵ = 189008134294361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (189008134294313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 886364893 + ... + 886578106.

It is an arithmetic number, because the mean of its divisors is an integer number (25019771616000).

Almost surely, 2^{189008134294393} is an apocalyptic number.

It is an amenable number.

189008134294393 is a deficient number, since it is larger than the sum of its proper divisors (11150038633607).

189008134294393 is a wasteful number, since it uses less digits than its factorization.

189008134294393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772949287.

The product of its (nonzero) digits is 40310784, while the sum is 64.

The spelling of 189008134294393 in words is "one hundred eighty-nine trillion, eight billion, one hundred thirty-four million, two hundred ninety-four thousand, three hundred ninety-three".