144412332443444 has 24 divisors (see below), whose sum is σ = 272171514153000. Its totient is φ = 66649443122304.

The previous prime is 144412332443443. The next prime is 144412332443459. The reversal of 144412332443444 is 444344233214441.

It can be written as a sum of positive squares in 4 ways, for example, as 1634209403044 + 142778123040400 = 1278362^2 + 11948980^2 .

It is a super-2 number, since 2×144412332443444² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144412332443443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48597779 + ... + 51483674.

It is an arithmetic number, because the mean of its divisors is an integer number (11340479756375).

Almost surely, 2^{144412332443444} is an apocalyptic number.

It is an amenable number.

144412332443444 is a deficient number, since it is larger than the sum of its proper divisors (127759181709556).

144412332443444 is a wasteful number, since it uses less digits than its factorization.

144412332443444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100109219 (or 100109217 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 47.

Adding to 144412332443444 its reverse (444344233214441), we get a palindrome (588756565657885).

The spelling of 144412332443444 in words is "one hundred forty-four trillion, four hundred twelve billion, three hundred thirty-two million, four hundred forty-three thousand, four hundred forty-four".