243205213352 has 64 divisors (see below), whose sum is σ = 470725516800. Its totient is φ = 117725760000.

The previous prime is 243205213351. The next prime is 243205213369. The reversal of 243205213352 is 253312502342.

It is not an unprimeable number, because it can be changed into a prime (243205213351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60966974 + ... + 60970962.

It is an arithmetic number, because the mean of its divisors is an integer number (7355086200).

Almost surely, 2^243205213352 is an apocalyptic number.

It is an amenable number.

243205213352 is a deficient number, since it is larger than the sum of its proper divisors (227520303448).

243205213352 is a wasteful number, since it uses less digits than its factorization.

243205213352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5418 (or 5414 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 243205213352 its reverse (253312502342), we get a palindrome (496517715694).

The spelling of 243205213352 in words is "two hundred forty-three billion, two hundred five million, two hundred thirteen thousand, three hundred fifty-two".