13838337249 has 16 divisors (see below), whose sum is σ = 20428919040. Its totient is φ = 8261692560.

The previous prime is 13838337211. The next prime is 13838337281. The reversal of 13838337249 is 94273383831.

It is not a de Polignac number, because 13838337249 - 2¹⁵ = 13838304481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13838337209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3127219 + ... + 3131640.

It is an arithmetic number, because the mean of its divisors is an integer number (1276807440).

Almost surely, 2^13838337249 is an apocalyptic number.

It is an amenable number.

13838337249 is a deficient number, since it is larger than the sum of its proper divisors (6590581791).

13838337249 is a wasteful number, since it uses less digits than its factorization.

13838337249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6258940.

The product of its digits is 2612736, while the sum is 51.

The spelling of 13838337249 in words is "thirteen billion, eight hundred thirty-eight million, three hundred thirty-seven thousand, two hundred forty-nine".