144442220320023 has 4 divisors (see below), whose sum is σ = 192589627093368. Its totient is φ = 96294813546680.

The previous prime is 144442220320001. The next prime is 144442220320037. The reversal of 144442220320023 is 320023022244441.

It is a happy number.

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 144442220320023 - 2⁹ = 144442220319511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144442220321023) 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, 24073703386668 + ... + 24073703386673.

It is an arithmetic number, because the mean of its divisors is an integer number (48147406773342).

Almost surely, 2^{144442220320023} is an apocalyptic number.

144442220320023 is a deficient number, since it is larger than the sum of its proper divisors (48147406773345).

144442220320023 is an equidigital number, since it uses as much as digits as its factorization.

144442220320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48147406773344.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 144442220320023 its reverse (320023022244441), we get a palindrome (464465242564464).

The spelling of 144442220320023 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred twenty million, three hundred twenty thousand, twenty-three".