144443251123663 has 4 divisors (see below), whose sum is σ = 144586405982080. Its totient is φ = 144300096265248.

The previous prime is 144443251123637. The next prime is 144443251123693. The reversal of 144443251123663 is 366321152344441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144443251123663 - 2²⁹ = 144442714252751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144443251123693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71577427695 + ... + 71577429712.

It is an arithmetic number, because the mean of its divisors is an integer number (36146601495520).

Almost surely, 2^{144443251123663} is an apocalyptic number.

144443251123663 is a deficient number, since it is larger than the sum of its proper divisors (143154858417).

144443251123663 is a wasteful number, since it uses less digits than its factorization.

144443251123663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143154858416.

The product of its digits is 4976640, while the sum is 49.

The spelling of 144443251123663 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 sixty-three".