144429357864439 has 2 divisors, whose sum is σ = 144429357864440. Its totient is φ = 144429357864438.

The previous prime is 144429357864413. The next prime is 144429357864457. The reversal of 144429357864439 is 934468753924441.

144429357864439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144429357864439 - 2²¹ = 144429355767287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144429357864479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72214678932219 + 72214678932220.

It is an arithmetic number, because the mean of its divisors is an integer number (72214678932220).

Almost surely, 2^{144429357864439} is an apocalyptic number.

144429357864439 is a deficient number, since it is larger than the sum of its proper divisors (1).

144429357864439 is an equidigital number, since it uses as much as digits as its factorization.

144429357864439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2508226560, while the sum is 73.

The spelling of 144429357864439 in words is "one hundred forty-four trillion, four hundred twenty-nine billion, three hundred fifty-seven million, eight hundred sixty-four thousand, four hundred thirty-nine".