243443230432 has 48 divisors (see below), whose sum is σ = 488761257600. Its totient is φ = 119324894080.

The previous prime is 243443230421. The next prime is 243443230439. The reversal of 243443230432 is 234032344342.

243443230432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243443230439) 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 7 ways as a sum of consecutive naturals, for example, 498207 + ... + 857377.

It is an arithmetic number, because the mean of its divisors is an integer number (10182526200).

Almost surely, 2^243443230432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243443230432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244380628800).

243443230432 is an abundant number, since it is smaller than the sum of its proper divisors (245318027168).

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

243443230432 is a wasteful number, since it uses less digits than its factorization.

243443230432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359599 (or 359591 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 34.

Adding to 243443230432 its reverse (234032344342), we get a palindrome (477475574774).

The spelling of 243443230432 in words is "two hundred forty-three billion, four hundred forty-three million, two hundred thirty thousand, four hundred thirty-two".