224623352144 has 20 divisors (see below), whose sum is σ = 438384447924. Its totient is φ = 111491881728.

The previous prime is 224623352113. The next prime is 224623352147. The reversal of 224623352144 is 441253326422.

It can be written as a sum of positive squares in 2 ways, for example, as 154338979600 + 70284372544 = 392860^2 + 265112^2 .

It is a junction number, because it is equal to n+sod(n) for n = 224623352098 and 224623352107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224623352147) 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, 51234887 + ... + 51239270.

Almost surely, 2^224623352144 is an apocalyptic number.

It is an amenable number.

224623352144 is a deficient number, since it is larger than the sum of its proper divisors (213761095780).

224623352144 is a wasteful number, since it uses less digits than its factorization.

224623352144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102474302 (or 102474296 counting only the distinct ones).

The product of its digits is 276480, while the sum is 38.

Adding to 224623352144 its reverse (441253326422), we get a palindrome (665876678566).

The spelling of 224623352144 in words is "two hundred twenty-four billion, six hundred twenty-three million, three hundred fifty-two thousand, one hundred forty-four".