450420554026 has 16 divisors (see below), whose sum is σ = 681829327368. Its totient is φ = 223145395200.

The previous prime is 450420554009. The next prime is 450420554033. The reversal of 450420554026 is 620455024054.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 121627260001 + 328793294025 = 348751^2 + 573405^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 386056 + ... + 1024636.

Almost surely, 2^450420554026 is an apocalyptic number.

450420554026 is a deficient number, since it is larger than the sum of its proper divisors (231408773342).

450420554026 is a wasteful number, since it uses less digits than its factorization.

450420554026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641817.

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 450420554026 in words is "four hundred fifty billion, four hundred twenty million, five hundred fifty-four thousand, twenty-six".