4244344153243 has 2 divisors, whose sum is σ = 4244344153244. Its totient is φ = 4244344153242.

The previous prime is 4244344153237. The next prime is 4244344153253. The reversal of 4244344153243 is 3423514434424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4244344153243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4244344153243.

It is not a weakly prime, because it can be changed into another prime (4244344153253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122172076621 + 2122172076622.

It is an arithmetic number, because the mean of its divisors is an integer number (2122172076622).

Almost surely, 2^{4244344153243} is an apocalyptic number.

4244344153243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244344153243 is an equidigital number, since it uses as much as digits as its factorization.

4244344153243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2211840, while the sum is 43.

Adding to 4244344153243 its reverse (3423514434424), we get a palindrome (7667858587667).

The spelling of 4244344153243 in words is "four trillion, two hundred forty-four billion, three hundred forty-four million, one hundred fifty-three thousand, two hundred forty-three".