444763221443223 has 16 divisors (see below), whose sum is σ = 613477054735200. Its totient is φ = 286279452636800.

The previous prime is 444763221443207. The next prime is 444763221443309. The reversal of 444763221443223 is 322344122367444.

It is a cyclic number.

It is not a de Polignac number, because 444763221443223 - 2⁴ = 444763221443207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444763221843223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38831628 + ... + 48963473.

It is an arithmetic number, because the mean of its divisors is an integer number (38342315920950).

Almost surely, 2^{444763221443223} is an apocalyptic number.

444763221443223 is a deficient number, since it is larger than the sum of its proper divisors (168713833291977).

444763221443223 is a wasteful number, since it uses less digits than its factorization.

444763221443223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87853362.

The product of its digits is 18579456, while the sum is 51.

The spelling of 444763221443223 in words is "four hundred forty-four trillion, seven hundred sixty-three billion, two hundred twenty-one million, four hundred forty-three thousand, two hundred twenty-three".