444440040041 has 2 divisors, whose sum is σ = 444440040042. Its totient is φ = 444440040040.

The previous prime is 444440040019. The next prime is 444440040101. The reversal of 444440040041 is 140040044444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442197070441 + 2242969600 = 664979^2 + 47360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444440040041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444440039986 and 444440040013.

It is not a weakly prime, because it can be changed into another prime (444440040641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222220020020 + 222220020021.

It is an arithmetic number, because the mean of its divisors is an integer number (222220020021).

Almost surely, 2^444440040041 is an apocalyptic number.

It is an amenable number.

444440040041 is a deficient number, since it is larger than the sum of its proper divisors (1).

444440040041 is an equidigital number, since it uses as much as digits as its factorization.

444440040041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 444440040041 its reverse (140040044444), we get a palindrome (584480084485).

The spelling of 444440040041 in words is "four hundred forty-four billion, four hundred forty million, forty thousand, forty-one".