13994936849 has 8 divisors (see below), whose sum is σ = 14141096640. Its totient is φ = 13849373200.

The previous prime is 13994936779. The next prime is 13994936863. The reversal of 13994936849 is 94863949931.

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 13994936849 - 2¹⁶ = 13994871313 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13994936749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101762 + ... + 195819.

It is an arithmetic number, because the mean of its divisors is an integer number (1767637080).

Almost surely, 2^13994936849 is an apocalyptic number.

It is an amenable number.

13994936849 is a deficient number, since it is larger than the sum of its proper divisors (146159791).

13994936849 is a wasteful number, since it uses less digits than its factorization.

13994936849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298071.

The product of its digits is 45349632, while the sum is 65.

The spelling of 13994936849 in words is "thirteen billion, nine hundred ninety-four million, nine hundred thirty-six thousand, eight hundred forty-nine".