13423344233333 has 4 divisors (see below), whose sum is σ = 13432777364928. Its totient is φ = 13413911101740.

The previous prime is 13423344233329. The next prime is 13423344233357. The reversal of 13423344233333 is 33333244332431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13423344233333 - 2² = 13423344233329 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 (13423344233303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4716563663 + ... + 4716566508.

It is an arithmetic number, because the mean of its divisors is an integer number (3358194341232).

Almost surely, 2^{13423344233333} is an apocalyptic number.

It is an amenable number.

13423344233333 is a deficient number, since it is larger than the sum of its proper divisors (9433131595).

13423344233333 is an equidigital number, since it uses as much as digits as its factorization.

13423344233333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9433131594.

The product of its digits is 1679616, while the sum is 41.

Adding to 13423344233333 its reverse (33333244332431), we get a palindrome (46756588565764).

The spelling of 13423344233333 in words is "thirteen trillion, four hundred twenty-three billion, three hundred forty-four million, two hundred thirty-three thousand, three hundred thirty-three".