441545783009 has 2 divisors, whose sum is σ = 441545783010. Its totient is φ = 441545783008.

The previous prime is 441545782939. The next prime is 441545783017. The reversal of 441545783009 is 900387545144.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 438667782400 + 2878000609 = 662320^2 + 53647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441545783009 is a prime.

It is not a weakly prime, because it can be changed into another prime (441545783509) 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 as a sum of consecutive naturals, namely, 220772891504 + 220772891505.

It is an arithmetic number, because the mean of its divisors is an integer number (220772891505).

Almost surely, 2^441545783009 is an apocalyptic number.

It is an amenable number.

441545783009 is a deficient number, since it is larger than the sum of its proper divisors (1).

441545783009 is an equidigital number, since it uses as much as digits as its factorization.

441545783009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 441545783009 in words is "four hundred forty-one billion, five hundred forty-five million, seven hundred eighty-three thousand, nine".