450603387791 has 2 divisors, whose sum is σ = 450603387792. Its totient is φ = 450603387790.

The previous prime is 450603387719. The next prime is 450603387797. The reversal of 450603387791 is 197783306054.

Together with previous prime (450603387719) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450603387791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450603387797) 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, 225301693895 + 225301693896.

It is an arithmetic number, because the mean of its divisors is an integer number (225301693896).

Almost surely, 2^450603387791 is an apocalyptic number.

450603387791 is a deficient number, since it is larger than the sum of its proper divisors (1).

450603387791 is an equidigital number, since it uses as much as digits as its factorization.

450603387791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 450603387791 in words is "four hundred fifty billion, six hundred three million, three hundred eighty-seven thousand, seven hundred ninety-one".