13444004324 has 12 divisors (see below), whose sum is σ = 24338283900. Its totient is φ = 6490208928.

The previous prime is 13444004317. The next prime is 13444004341. The reversal of 13444004324 is 42340044431.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7502677924 + 5941326400 = 86618^2 + 77080^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57948179 + ... + 57948410.

It is an arithmetic number, because the mean of its divisors is an integer number (2028190325).

Almost surely, 2^13444004324 is an apocalyptic number.

It is an amenable number.

13444004324 is a deficient number, since it is larger than the sum of its proper divisors (10894279576).

13444004324 is a wasteful number, since it uses less digits than its factorization.

13444004324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115896622 (or 115896620 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 13444004324 its reverse (42340044431), we get a palindrome (55784048755).

The spelling of 13444004324 in words is "thirteen billion, four hundred forty-four million, four thousand, three hundred twenty-four".