20044134443 has 2 divisors, whose sum is σ = 20044134444. Its totient is φ = 20044134442.

The previous prime is 20044134401. The next prime is 20044134491. The reversal of 20044134443 is 34443144002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20044134443 - 2¹⁶ = 20044068907 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20044134743) 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 as a sum of consecutive naturals, namely, 10022067221 + 10022067222.

It is an arithmetic number, because the mean of its divisors is an integer number (10022067222).

Almost surely, 2^20044134443 is an apocalyptic number.

20044134443 is a deficient number, since it is larger than the sum of its proper divisors (1).

20044134443 is an equidigital number, since it uses as much as digits as its factorization.

20044134443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 20044134443 its reverse (34443144002), we get a palindrome (54487278445).

The spelling of 20044134443 in words is "twenty billion, forty-four million, one hundred thirty-four thousand, four hundred forty-three".