324144343441 has 2 divisors, whose sum is σ = 324144343442. Its totient is φ = 324144343440.

The previous prime is 324144343417. The next prime is 324144343487. The reversal of 324144343441 is 144343441423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174623694400 + 149520649041 = 417880^2 + 386679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324144343441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 324144343441.

It is not a weakly prime, because it can be changed into another prime (324144343141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162072171720 + 162072171721.

It is an arithmetic number, because the mean of its divisors is an integer number (162072171721).

Almost surely, 2^324144343441 is an apocalyptic number.

It is an amenable number.

324144343441 is a deficient number, since it is larger than the sum of its proper divisors (1).

324144343441 is an equidigital number, since it uses as much as digits as its factorization.

324144343441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 221184, while the sum is 37.

Adding to 324144343441 its reverse (144343441423), we get a palindrome (468487784864).

The spelling of 324144343441 in words is "three hundred twenty-four billion, one hundred forty-four million, three hundred forty-three thousand, four hundred forty-one".