243343321032 has 64 divisors (see below), whose sum is σ = 712224374400. Its totient is φ = 67830888960.

The previous prime is 243343321027. The next prime is 243343321033. The reversal of 243343321032 is 230123343342.

It is not an unprimeable number, because it can be changed into a prime (243343321033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17657407 + ... + 17671182.

It is an arithmetic number, because the mean of its divisors is an integer number (11128505850).

Almost surely, 2^243343321032 is an apocalyptic number.

It is an amenable number.

243343321032 is an abundant number, since it is smaller than the sum of its proper divisors (468881053368).

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

243343321032 is a wasteful number, since it uses less digits than its factorization.

243343321032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35328646 (or 35328642 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 243343321032 its reverse (230123343342), we get a palindrome (473466664374).

The spelling of 243343321032 in words is "two hundred forty-three billion, three hundred forty-three million, three hundred twenty-one thousand, thirty-two".