450950630789 has 2 divisors, whose sum is σ = 450950630790. Its totient is φ = 450950630788.

The previous prime is 450950630761. The next prime is 450950630881. The reversal of 450950630789 is 987036059054.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444922350625 + 6028280164 = 667025^2 + 77642^2 .

It is a cyclic number.

It is not a de Polignac number, because 450950630789 - 2²⁸ = 450682195333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450950630719) 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, 225475315394 + 225475315395.

It is an arithmetic number, because the mean of its divisors is an integer number (225475315395).

Almost surely, 2^450950630789 is an apocalyptic number.

It is an amenable number.

450950630789 is a deficient number, since it is larger than the sum of its proper divisors (1).

450950630789 is an equidigital number, since it uses as much as digits as its factorization.

450950630789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 450950630789 in words is "four hundred fifty billion, nine hundred fifty million, six hundred thirty thousand, seven hundred eighty-nine".