450577073497 has 2 divisors, whose sum is σ = 450577073498. Its totient is φ = 450577073496.

The previous prime is 450577073473. The next prime is 450577073503. The reversal of 450577073497 is 794370775054.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 433831678281 + 16745395216 = 658659^2 + 129404^2 .

It is a cyclic number.

It is not a de Polignac number, because 450577073497 - 2¹¹ = 450577071449 is a prime.

It is a super-2 number, since 2×450577073497² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (450577073407) 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, 225288536748 + 225288536749.

It is an arithmetic number, because the mean of its divisors is an integer number (225288536749).

Almost surely, 2^450577073497 is an apocalyptic number.

It is an amenable number.

450577073497 is a deficient number, since it is larger than the sum of its proper divisors (1).

450577073497 is an equidigital number, since it uses as much as digits as its factorization.

450577073497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25930800, while the sum is 58.

The spelling of 450577073497 in words is "four hundred fifty billion, five hundred seventy-seven million, seventy-three thousand, four hundred ninety-seven".