243132204452 has 12 divisors (see below), whose sum is σ = 433509308316. Its totient is φ = 119272402080.

The previous prime is 243132204401. The next prime is 243132204461. The reversal of 243132204452 is 254402231342.

243132204452 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 2 ways, for example, as 90177687616 + 152954516836 = 300296^2 + 391094^2 .

It is a super-2 number, since 2×243132204452² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 573424799 + ... + 573425222.

It is an arithmetic number, because the mean of its divisors is an integer number (36125775693).

Almost surely, 2^243132204452 is an apocalyptic number.

It is an amenable number.

243132204452 is a deficient number, since it is larger than the sum of its proper divisors (190377103864).

243132204452 is a wasteful number, since it uses less digits than its factorization.

243132204452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146850078 (or 1146850076 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 243132204452 its reverse (254402231342), we get a palindrome (497534435794).

The spelling of 243132204452 in words is "two hundred forty-three billion, one hundred thirty-two million, two hundred four thousand, four hundred fifty-two".