13334442399 has 32 divisors (see below), whose sum is σ = 20028176640. Its totient is φ = 8767321056.

The previous prime is 13334442391. The next prime is 13334442419. The reversal of 13334442399 is 99324443331.

13334442399 is a `hidden beast` number, since 133 + 3 + 4 + 4 + 423 + 99 = 666.

It is not a de Polignac number, because 13334442399 - 2³ = 13334442391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13334442391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 645637 + ... + 665969.

It is an arithmetic number, because the mean of its divisors is an integer number (625880520).

Almost surely, 2^13334442399 is an apocalyptic number.

13334442399 is a deficient number, since it is larger than the sum of its proper divisors (6693734241).

13334442399 is a wasteful number, since it uses less digits than its factorization.

13334442399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20676 (or 20670 counting only the distinct ones).

The product of its digits is 839808, while the sum is 45.

The spelling of 13334442399 in words is "thirteen billion, three hundred thirty-four million, four hundred forty-two thousand, three hundred ninety-nine".