144326505623441 has 2 divisors, whose sum is σ = 144326505623442. Its totient is φ = 144326505623440.

The previous prime is 144326505623431. The next prime is 144326505623473.

144326505623441 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92749978001041 + 51576527622400 = 9630679^2 + 7181680^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 144326505623441 - 2³⁴ = 144309325754257 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 144326505623441.

It is not a weakly prime, because it can be changed into another prime (144326505623411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72163252811720 + 72163252811721.

It is an arithmetic number, because the mean of its divisors is an integer number (72163252811721).

Almost surely, 2^{144326505623441} is an apocalyptic number.

It is an amenable number.

144326505623441 is a deficient number, since it is larger than the sum of its proper divisors (1).

144326505623441 is an equidigital number, since it uses as much as digits as its factorization.

144326505623441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 144326505623441 in words is "one hundred forty-four trillion, three hundred twenty-six billion, five hundred five million, six hundred twenty-three thousand, four hundred forty-one".