144452220243 has 16 divisors (see below), whose sum is σ = 196830374400. Its totient is φ = 94210140960.

The previous prime is 144452220181. The next prime is 144452220299. The reversal of 144452220243 is 342022254441.

It is not a de Polignac number, because 144452220243 - 2⁶ = 144452220179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144452220443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2770053 + ... + 2821718.

It is an arithmetic number, because the mean of its divisors is an integer number (12301898400).

Almost surely, 2^144452220243 is an apocalyptic number.

144452220243 is a deficient number, since it is larger than the sum of its proper divisors (52378154157).

144452220243 is a wasteful number, since it uses less digits than its factorization.

144452220243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5591962.

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 144452220243 its reverse (342022254441), we get a palindrome (486474474684).

The spelling of 144452220243 in words is "one hundred forty-four billion, four hundred fifty-two million, two hundred twenty thousand, two hundred forty-three".