4400043230413 has 2 divisors, whose sum is σ = 4400043230414. Its totient is φ = 4400043230412.

The previous prime is 4400043230399. The next prime is 4400043230423. The reversal of 4400043230413 is 3140323400044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4241713249764 + 158329980649 = 2059542^2 + 397907^2 .

It is a cyclic number.

It is not a de Polignac number, because 4400043230413 - 2⁵ = 4400043230381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4400043230423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2200021615206 + 2200021615207.

It is an arithmetic number, because the mean of its divisors is an integer number (2200021615207).

Almost surely, 2^{4400043230413} is an apocalyptic number.

It is an amenable number.

4400043230413 is a deficient number, since it is larger than the sum of its proper divisors (1).

4400043230413 is an equidigital number, since it uses as much as digits as its factorization.

4400043230413 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 28.

Adding to 4400043230413 its reverse (3140323400044), we get a palindrome (7540366630457).

The spelling of 4400043230413 in words is "four trillion, four hundred billion, forty-three million, two hundred thirty thousand, four hundred thirteen".