441504643903 has 2 divisors, whose sum is σ = 441504643904. Its totient is φ = 441504643902.

The previous prime is 441504643889. The next prime is 441504643939. The reversal of 441504643903 is 309346405144.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441504643903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 441504643903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441504643973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220752321951 + 220752321952.

It is an arithmetic number, because the mean of its divisors is an integer number (220752321952).

Almost surely, 2^441504643903 is an apocalyptic number.

441504643903 is a deficient number, since it is larger than the sum of its proper divisors (1).

441504643903 is an equidigital number, since it uses as much as digits as its factorization.

441504643903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 441504643903 in words is "four hundred forty-one billion, five hundred four million, six hundred forty-three thousand, nine hundred three".