454543320244 has 12 divisors (see below), whose sum is σ = 856639334404. Its totient is φ = 209789224704.

The previous prime is 454543320221. The next prime is 454543320251. The reversal of 454543320244 is 442023345454.

It can be written as a sum of positive squares in 2 ways, for example, as 44702644900 + 409840675344 = 211430^2 + 640188^2 .

It is a junction number, because it is equal to n+sod(n) for n = 454543320197 and 454543320206.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 4370608797 + ... + 4370608900.

Almost surely, 2^454543320244 is an apocalyptic number.

It is an amenable number.

454543320244 is a deficient number, since it is larger than the sum of its proper divisors (402096014160).

454543320244 is a wasteful number, since it uses less digits than its factorization.

454543320244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8741217714 (or 8741217712 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 40.

Adding to 454543320244 its reverse (442023345454), we get a palindrome (896566665698).

The spelling of 454543320244 in words is "four hundred fifty-four billion, five hundred forty-three million, three hundred twenty thousand, two hundred forty-four".