13789989657349 has 8 divisors (see below), whose sum is σ = 14777083177920. Its totient is φ = 12822442543296.

The previous prime is 13789989657343. The next prime is 13789989657419. The reversal of 13789989657349 is 94375698998731.

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 13789989657349 - 2¹⁵ = 13789989624581 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13789989657349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13789989657343) 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, 4886600169 + ... + 4886602990.

It is an arithmetic number, because the mean of its divisors is an integer number (1847135397240).

Almost surely, 2^{13789989657349} is an apocalyptic number.

It is an amenable number.

13789989657349 is a deficient number, since it is larger than the sum of its proper divisors (987093520571).

13789989657349 is an equidigital number, since it uses as much as digits as its factorization.

13789989657349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9773203259.

The product of its digits is 22221319680, while the sum is 88.

The spelling of 13789989657349 in words is "thirteen trillion, seven hundred eighty-nine billion, nine hundred eighty-nine million, six hundred fifty-seven thousand, three hundred forty-nine".