13334320405 has 8 divisors (see below), whose sum is σ = 18287068032. Its totient is φ = 9143533968.

The previous prime is 13334320397. The next prime is 13334320409. The reversal of 13334320405 is 50402343331.

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 13334320405 - 2³ = 13334320397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13334320409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190490257 + ... + 190490326.

It is an arithmetic number, because the mean of its divisors is an integer number (2285883504).

Almost surely, 2^13334320405 is an apocalyptic number.

It is an amenable number.

13334320405 is a deficient number, since it is larger than the sum of its proper divisors (4952747627).

13334320405 is an equidigital number, since it uses as much as digits as its factorization.

13334320405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380980595.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 13334320405 its reverse (50402343331), we get a palindrome (63736663736).

The spelling of 13334320405 in words is "thirteen billion, three hundred thirty-four million, three hundred twenty thousand, four hundred five".