5021444443 has 4 divisors (see below), whose sum is σ = 5034555648. Its totient is φ = 5008333240.

The previous prime is 5021444419. The next prime is 5021444459. The reversal of 5021444443 is 3444441205.

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-5021444443 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5021444413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6555028 + ... + 6555793.

It is an arithmetic number, because the mean of its divisors is an integer number (1258638912).

Almost surely, 2^5021444443 is an apocalyptic number.

5021444443 is a deficient number, since it is larger than the sum of its proper divisors (13111205).

5021444443 is a wasteful number, since it uses less digits than its factorization.

5021444443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13111204.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 5021444443 is about 70862.1509904970. The cubic root of 5021444443 is about 1712.4170921767.

Adding to 5021444443 its reverse (3444441205), we get a palindrome (8465885648).

The spelling of 5021444443 in words is "five billion, twenty-one million, four hundred forty-four thousand, four hundred forty-three".