450655663 has 2 divisors, whose sum is σ = 450655664. Its totient is φ = 450655662.

The previous prime is 450655657. The next prime is 450655697. The reversal of 450655663 is 366556054.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450655663 - 2¹³ = 450647471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450655613) 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, 225327831 + 225327832.

It is an arithmetic number, because the mean of its divisors is an integer number (225327832).

Almost surely, 2^450655663 is an apocalyptic number.

450655663 is a deficient number, since it is larger than the sum of its proper divisors (1).

450655663 is an equidigital number, since it uses as much as digits as its factorization.

450655663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 450655663 is about 21228.6519355328. The cubic root of 450655663 is about 766.6814301085.

The spelling of 450655663 in words is "four hundred fifty million, six hundred fifty-five thousand, six hundred sixty-three".