243400504332 has 96 divisors (see below), whose sum is σ = 599552593920. Its totient is φ = 76754442240.

The previous prime is 243400504313. The next prime is 243400504339. The reversal of 243400504332 is 233405004342.

243400504332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 243400504332.

It is not an unprimeable number, because it can be changed into a prime (243400504339) 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 31 ways as a sum of consecutive naturals, for example, 3028969 + ... + 3108287.

It is an arithmetic number, because the mean of its divisors is an integer number (6245339520).

Almost surely, 2^243400504332 is an apocalyptic number.

It is an amenable number.

243400504332 is an abundant number, since it is smaller than the sum of its proper divisors (356152089588).

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

243400504332 is a wasteful number, since it uses less digits than its factorization.

243400504332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79543 (or 79541 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 243400504332 its reverse (233405004342), we get a palindrome (476805508674).

The spelling of 243400504332 in words is "two hundred forty-three billion, four hundred million, five hundred four thousand, three hundred thirty-two".