4401434320013 has 2 divisors, whose sum is σ = 4401434320014. Its totient is φ = 4401434320012.

The previous prime is 4401434319991. The next prime is 4401434320027. The reversal of 4401434320013 is 3100234341044.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3873409737604 + 528024582409 = 1968098^2 + 726653^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4401434320013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4401434320513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200717160006 + 2200717160007.

It is an arithmetic number, because the mean of its divisors is an integer number (2200717160007).

Almost surely, 2^{4401434320013} is an apocalyptic number.

It is an amenable number.

4401434320013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4401434320013 is an equidigital number, since it uses as much as digits as its factorization.

4401434320013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4401434320013 its reverse (3100234341044), we get a palindrome (7501668661057).

The spelling of 4401434320013 in words is "four trillion, four hundred one billion, four hundred thirty-four million, three hundred twenty thousand, thirteen".