4443320013 has 24 divisors (see below), whose sum is σ = 6529912704. Its totient is φ = 2685503040.

The previous prime is 4443319961. The next prime is 4443320023. The reversal of 4443320013 is 3100233444.

4443320013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4443320013 - 2⁸ = 4443319757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443320023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116545 + ... + 149897.

It is an arithmetic number, because the mean of its divisors is an integer number (272079696).

Almost surely, 2^4443320013 is an apocalyptic number.

It is an amenable number.

4443320013 is a deficient number, since it is larger than the sum of its proper divisors (2086592691).

4443320013 is a wasteful number, since it uses less digits than its factorization.

4443320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33745 (or 33734 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 4443320013 is about 66658.2328973698. The cubic root of 4443320013 is about 1644.0027168720.

Adding to 4443320013 its reverse (3100233444), we get a palindrome (7543553457).

It can be divided in two parts, 44433 and 20013, that added together give a palindrome (64446).

The spelling of 4443320013 in words is "four billion, four hundred forty-three million, three hundred twenty thousand, thirteen".