4443223312063 has 4 divisors (see below), whose sum is σ = 4465551067600. Its totient is φ = 4420895556528.

The previous prime is 4443223312019. The next prime is 4443223312067. The reversal of 4443223312063 is 3602133223444.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4443223312063 is a prime.

It is a super-3 number, since 3×4443223312063³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443223312067) 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, 11163877470 + ... + 11163877867.

It is an arithmetic number, because the mean of its divisors is an integer number (1116387766900).

Almost surely, 2^{4443223312063} is an apocalyptic number.

4443223312063 is a deficient number, since it is larger than the sum of its proper divisors (22327755537).

4443223312063 is a wasteful number, since it uses less digits than its factorization.

4443223312063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22327755536.

The product of its (nonzero) digits is 248832, while the sum is 37.

The spelling of 4443223312063 in words is "four trillion, four hundred forty-three billion, two hundred twenty-three million, three hundred twelve thousand, sixty-three".