224424443224144 has 20 divisors (see below), whose sum is σ = 434822627332980. Its totient is φ = 112212152299520.

The previous prime is 224424443224109. The next prime is 224424443224147. The reversal of 224424443224144 is 441422344424422.

It can be written as a sum of positive squares in 2 ways, for example, as 181475923690000 + 42948519534144 = 13471300^2 + 6553512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 224424443224094 and 224424443224103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224424443224147) 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, 31223502 + ... + 37732690.

It is an arithmetic number, because the mean of its divisors is an integer number (21741131366649).

Almost surely, 2^{224424443224144} is an apocalyptic number.

It is an amenable number.

224424443224144 is a deficient number, since it is larger than the sum of its proper divisors (210398184108836).

224424443224144 is a wasteful number, since it uses less digits than its factorization.

224424443224144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8664078 (or 8664072 counting only the distinct ones).

The product of its digits is 6291456, while the sum is 46.

Adding to 224424443224144 its reverse (441422344424422), we get a palindrome (665846787648566).

The spelling of 224424443224144 in words is "two hundred twenty-four trillion, four hundred twenty-four billion, four hundred forty-three million, two hundred twenty-four thousand, one hundred forty-four".