144446332143422 has 16 divisors (see below), whose sum is σ = 216984684688800. Its totient is φ = 72118178668800.

The previous prime is 144446332143361. The next prime is 144446332143427. The reversal of 144446332143422 is 224341233644441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144446332143427) 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, 14822522 + ... + 22552157.

It is an arithmetic number, because the mean of its divisors is an integer number (13561542793050).

Almost surely, 2^{144446332143422} is an apocalyptic number.

144446332143422 is a deficient number, since it is larger than the sum of its proper divisors (72538352545378).

144446332143422 is a wasteful number, since it uses less digits than its factorization.

144446332143422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37377491.

The product of its digits is 5308416, while the sum is 47.

Adding to 144446332143422 its reverse (224341233644441), we get a palindrome (368787565787863).

The spelling of 144446332143422 in words is "one hundred forty-four trillion, four hundred forty-six billion, three hundred thirty-two million, one hundred forty-three thousand, four hundred twenty-two".