13839825165 has 16 divisors (see below), whose sum is σ = 22455605376. Its totient is φ = 7277278400.

The previous prime is 13839825107. The next prime is 13839825187. The reversal of 13839825165 is 56152893831.

It is a happy number.

It is not a de Polignac number, because 13839825165 - 2²⁴ = 13823047949 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 6496506 + ... + 6498635.

It is an arithmetic number, because the mean of its divisors is an integer number (1403475336).

Almost surely, 2^13839825165 is an apocalyptic number.

13839825165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13839825165 is a deficient number, since it is larger than the sum of its proper divisors (8615780211).

13839825165 is a wasteful number, since it uses less digits than its factorization.

13839825165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12995220.

The product of its digits is 1555200, while the sum is 51.

The spelling of 13839825165 in words is "thirteen billion, eight hundred thirty-nine million, eight hundred twenty-five thousand, one hundred sixty-five".