443220242013 has 8 divisors (see below), whose sum is σ = 656622580800. Its totient is φ = 295480161324.

The previous prime is 443220242011. The next prime is 443220242063. The reversal of 443220242013 is 310242022344.

443220242013 is a `hidden beast` number, since 4 + 4 + 3 + 220 + 2 + 420 + 13 = 666.

It is not a de Polignac number, because 443220242013 - 2¹ = 443220242011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 16415564519 = 443220242013 / (4 + 4 + 3 + 2 + 2 + 0 + 2 + 4 + 2 + 0 + 1 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443220242011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8207782233 + ... + 8207782286.

It is an arithmetic number, because the mean of its divisors is an integer number (82077822600).

Almost surely, 2^443220242013 is an apocalyptic number.

It is an amenable number.

443220242013 is a deficient number, since it is larger than the sum of its proper divisors (213402338787).

443220242013 is a wasteful number, since it uses less digits than its factorization.

443220242013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16415564528 (or 16415564522 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 443220242013 its reverse (310242022344), we get a palindrome (753462264357).

The spelling of 443220242013 in words is "four hundred forty-three billion, two hundred twenty million, two hundred forty-two thousand, thirteen".