13394874189 has 8 divisors (see below), whose sum is σ = 17892484960. Its totient is φ = 8913589776.

The previous prime is 13394874179. The next prime is 13394874191. The reversal of 13394874189 is 98147849331.

It is a happy number.

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

It is not a de Polignac number, because 13394874189 - 2²¹ = 13392777037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13394874169) 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 7 ways as a sum of consecutive naturals, for example, 4079674 + ... + 4082955.

It is an arithmetic number, because the mean of its divisors is an integer number (2236560620).

Almost surely, 2^13394874189 is an apocalyptic number.

It is an amenable number.

13394874189 is a deficient number, since it is larger than the sum of its proper divisors (4497610771).

13394874189 is an equidigital number, since it uses as much as digits as its factorization.

13394874189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8163179.

The product of its digits is 5225472, while the sum is 57.

The spelling of 13394874189 in words is "thirteen billion, three hundred ninety-four million, eight hundred seventy-four thousand, one hundred eighty-nine".