20044331743 has 2 divisors, whose sum is σ = 20044331744. Its totient is φ = 20044331742.

The previous prime is 20044331689. The next prime is 20044331761. The reversal of 20044331743 is 34713344002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20044331743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20044331243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10022165871 + 10022165872.

It is an arithmetic number, because the mean of its divisors is an integer number (10022165872).

Almost surely, 2^20044331743 is an apocalyptic number.

20044331743 is a deficient number, since it is larger than the sum of its proper divisors (1).

20044331743 is an equidigital number, since it uses as much as digits as its factorization.

20044331743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 31.

Adding to 20044331743 its reverse (34713344002), we get a palindrome (54757675745).

The spelling of 20044331743 in words is "twenty billion, forty-four million, three hundred thirty-one thousand, seven hundred forty-three".