4443047939813 has 16 divisors (see below), whose sum is σ = 5089102848000. Its totient is φ = 3799829954736.

The previous prime is 4443047939807. The next prime is 4443047939831. The reversal of 4443047939813 is 3189397403444.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4443047939813 - 2⁴² = 45001428709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443047939413) 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, 15446756 + ... + 15731762.

It is an arithmetic number, because the mean of its divisors is an integer number (318068928000).

Almost surely, 2^{4443047939813} is an apocalyptic number.

It is an amenable number.

4443047939813 is a deficient number, since it is larger than the sum of its proper divisors (646054908187).

4443047939813 is a wasteful number, since it uses less digits than its factorization.

4443047939813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289976.

The product of its (nonzero) digits is 31352832, while the sum is 59.

The spelling of 4443047939813 in words is "four trillion, four hundred forty-three billion, forty-seven million, nine hundred thirty-nine thousand, eight hundred thirteen".