13423323344 has 20 divisors (see below), whose sum is σ = 26013399396. Its totient is φ = 6710188032.

The previous prime is 13423323343. The next prime is 13423323359. The reversal of 13423323344 is 44332332431.

It can be written as a sum of positive squares in 2 ways, for example, as 6928897600 + 6494425744 = 83240^2 + 80588^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13423323344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423323343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14999 + ... + 164534.

Almost surely, 2^13423323344 is an apocalyptic number.

It is an amenable number.

13423323344 is a deficient number, since it is larger than the sum of its proper divisors (12590076052).

13423323344 is a wasteful number, since it uses less digits than its factorization.

13423323344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184214 (or 184208 counting only the distinct ones).

The product of its digits is 62208, while the sum is 32.

Adding to 13423323344 its reverse (44332332431), we get a palindrome (57755655775).

The spelling of 13423323344 in words is "thirteen billion, four hundred twenty-three million, three hundred twenty-three thousand, three hundred forty-four".