444321212430223 has 2 divisors, whose sum is σ = 444321212430224. Its totient is φ = 444321212430222.

The previous prime is 444321212430211. The next prime is 444321212430269. The reversal of 444321212430223 is 322034212123444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444321212430223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444321242430223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222160606215111 + 222160606215112.

It is an arithmetic number, because the mean of its divisors is an integer number (222160606215112).

Almost surely, 2^{444321212430223} is an apocalyptic number.

444321212430223 is a deficient number, since it is larger than the sum of its proper divisors (1).

444321212430223 is an equidigital number, since it uses as much as digits as its factorization.

444321212430223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 444321212430223 its reverse (322034212123444), we get a palindrome (766355424553667).

The spelling of 444321212430223 in words is "four hundred forty-four trillion, three hundred twenty-one billion, two hundred twelve million, four hundred thirty thousand, two hundred twenty-three".