224460444030021 has 6 divisors (see below), whose sum is σ = 324220641376710. Its totient is φ = 149640296020008.

The previous prime is 224460444029993. The next prime is 224460444030059. The reversal of 224460444030021 is 120030444064422.

224460444030021 is a `hidden beast` number, since 2 + 2 + 4 + 4 + 604 + 4 + 40 + 3 + 0 + 0 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 170256541001121 + 54203903028900 = 13048239^2 + 7362330^2 .

It is not a de Polignac number, because 224460444030021 - 2⁹ = 224460444029509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224460444030091) 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 5 ways as a sum of consecutive naturals, for example, 12470024668326 + ... + 12470024668343.

It is an arithmetic number, because the mean of its divisors is an integer number (54036773562785).

Almost surely, 2^{224460444030021} is an apocalyptic number.

It is an amenable number.

224460444030021 is a deficient number, since it is larger than the sum of its proper divisors (99760197346689).

224460444030021 is a wasteful number, since it uses less digits than its factorization.

224460444030021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24940049336675 (or 24940049336672 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 224460444030021 its reverse (120030444064422), we get a palindrome (344490888094443).

The spelling of 224460444030021 in words is "two hundred twenty-four trillion, four hundred sixty billion, four hundred forty-four million, thirty thousand, twenty-one".