13893336899 has 16 divisors (see below), whose sum is σ = 15051429120. Its totient is φ = 12748246560.

The previous prime is 13893336889. The next prime is 13893336923. The reversal of 13893336899 is 99863339831.

It is a Cunningham number, because it is equal to 117870²-1.

It is a cyclic number.

It is not a de Polignac number, because 13893336899 - 2¹⁶ = 13893271363 is a prime.

It is a super-2 number, since 2×13893336899² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13893336839) 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, 1527764 + ... + 1536830.

It is an arithmetic number, because the mean of its divisors is an integer number (940714320).

Almost surely, 2^13893336899 is an apocalyptic number.

13893336899 is a deficient number, since it is larger than the sum of its proper divisors (1158092221).

13893336899 is a wasteful number, since it uses less digits than its factorization.

13893336899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9770.

The product of its digits is 22674816, while the sum is 62.

The spelling of 13893336899 in words is "thirteen billion, eight hundred ninety-three million, three hundred thirty-six thousand, eight hundred ninety-nine".