320044043801 has 2 divisors, whose sum is σ = 320044043802. Its totient is φ = 320044043800.

The previous prime is 320044043779. The next prime is 320044043831. The reversal of 320044043801 is 108340440023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319876211776 + 167832025 = 565576^2 + 12955^2 .

It is a cyclic number.

It is not a de Polignac number, because 320044043801 - 2¹⁴ = 320044027417 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (320044043831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160022021900 + 160022021901.

It is an arithmetic number, because the mean of its divisors is an integer number (160022021901).

Almost surely, 2^320044043801 is an apocalyptic number.

It is an amenable number.

320044043801 is a deficient number, since it is larger than the sum of its proper divisors (1).

320044043801 is an equidigital number, since it uses as much as digits as its factorization.

320044043801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 320044043801 its reverse (108340440023), we get a palindrome (428384483824).

The spelling of 320044043801 in words is "three hundred twenty billion, forty-four million, forty-three thousand, eight hundred one".