450261609559 has 2 divisors, whose sum is σ = 450261609560. Its totient is φ = 450261609558.

The previous prime is 450261609541. The next prime is 450261609563. The reversal of 450261609559 is 955906162054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450261609559 - 2⁷ = 450261609431 is a prime.

It is a super-2 number, since 2×450261609559² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450261609509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225130804779 + 225130804780.

It is an arithmetic number, because the mean of its divisors is an integer number (225130804780).

Almost surely, 2^450261609559 is an apocalyptic number.

450261609559 is a deficient number, since it is larger than the sum of its proper divisors (1).

450261609559 is an equidigital number, since it uses as much as digits as its factorization.

450261609559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916000, while the sum is 52.

The spelling of 450261609559 in words is "four hundred fifty billion, two hundred sixty-one million, six hundred nine thousand, five hundred fifty-nine".