1444343335423 has 2 divisors, whose sum is σ = 1444343335424. Its totient is φ = 1444343335422.

The previous prime is 1444343335367. The next prime is 1444343335427. The reversal of 1444343335423 is 3245333434441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1444343335423 is a prime.

It is a super-2 number, since 2×1444343335423² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1444343335423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1444343335427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722171667711 + 722171667712.

It is an arithmetic number, because the mean of its divisors is an integer number (722171667712).

Almost surely, 2^{1444343335423} is an apocalyptic number.

1444343335423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444343335423 is an equidigital number, since it uses as much as digits as its factorization.

1444343335423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 43.

Adding to 1444343335423 its reverse (3245333434441), we get a palindrome (4689676769864).

The spelling of 1444343335423 in words is "one trillion, four hundred forty-four billion, three hundred forty-three million, three hundred thirty-five thousand, four hundred twenty-three".