144443251123693 has 2 divisors, whose sum is σ = 144443251123694. Its totient is φ = 144443251123692.

The previous prime is 144443251123637. The next prime is 144443251123777. The reversal of 144443251123693 is 396321152344441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139534376626089 + 4908874497604 = 11812467^2 + 2215598^2 .

It is an emirp because it is prime and its reverse (396321152344441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144443251123693 - 2⁴⁵ = 109258879034861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144443251123693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144443251223693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72221625561846 + 72221625561847.

It is an arithmetic number, because the mean of its divisors is an integer number (72221625561847).

Almost surely, 2^{144443251123693} is an apocalyptic number.

It is an amenable number.

144443251123693 is a deficient number, since it is larger than the sum of its proper divisors (1).

144443251123693 is an equidigital number, since it uses as much as digits as its factorization.

144443251123693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 52.

The spelling of 144443251123693 in words is "one hundred forty-four trillion, four hundred forty-three billion, two hundred fifty-one million, one hundred twenty-three thousand, six hundred ninety-three".