243450043304 has 64 divisors (see below), whose sum is σ = 492792627600. Its totient is φ = 112085213184.

The previous prime is 243450043303. The next prime is 243450043313. The reversal of 243450043304 is 403340054342.

243450043304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 26340640804 + 217109402500 = 162298^2 + 465950^2 .

It is not an unprimeable number, because it can be changed into a prime (243450043301) 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 in 15 ways as a sum of consecutive naturals, for example, 128876792 + ... + 128878680.

Almost surely, 2^243450043304 is an apocalyptic number.

It is an amenable number.

243450043304 is an abundant number, since it is smaller than the sum of its proper divisors (249342584296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243450043304 is a wasteful number, since it uses less digits than its factorization.

243450043304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302 (or 4298 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 243450043304 its reverse (403340054342), we get a palindrome (646790097646).

The spelling of 243450043304 in words is "two hundred forty-three billion, four hundred fifty million, forty-three thousand, three hundred four".