441680243971 has 2 divisors, whose sum is σ = 441680243972. Its totient is φ = 441680243970.

The previous prime is 441680243899. The next prime is 441680243981. The reversal of 441680243971 is 179342086144.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 441680243971 - 2¹¹ = 441680241923 is a prime.

It is not a weakly prime, because it can be changed into another prime (441680243981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220840121985 + 220840121986.

It is an arithmetic number, because the mean of its divisors is an integer number (220840121986).

Almost surely, 2^441680243971 is an apocalyptic number.

441680243971 is a deficient number, since it is larger than the sum of its proper divisors (1).

441680243971 is an equidigital number, since it uses as much as digits as its factorization.

441680243971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 441680243971 in words is "four hundred forty-one billion, six hundred eighty million, two hundred forty-three thousand, nine hundred seventy-one".