450434542134529 has 2 divisors, whose sum is σ = 450434542134530. Its totient is φ = 450434542134528.

The previous prime is 450434542134517. The next prime is 450434542134557. The reversal of 450434542134529 is 925431245434054.

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., 267880260234304 + 182554281900225 = 16367048^2 + 13511265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450434542134529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450434542134529.

It is not a weakly prime, because it can be changed into another prime (450434542134029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225217271067264 + 225217271067265.

It is an arithmetic number, because the mean of its divisors is an integer number (225217271067265).

Almost surely, 2^{450434542134529} is an apocalyptic number.

It is an amenable number.

450434542134529 is a deficient number, since it is larger than the sum of its proper divisors (1).

450434542134529 is an equidigital number, since it uses as much as digits as its factorization.

450434542134529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472000, while the sum is 55.

The spelling of 450434542134529 in words is "four hundred fifty trillion, four hundred thirty-four billion, five hundred forty-two million, one hundred thirty-four thousand, five hundred twenty-nine".