243352212452 has 12 divisors (see below), whose sum is σ = 432847788156. Its totient is φ = 119681415840.

The previous prime is 243352212449. The next prime is 243352212457. The reversal of 243352212452 is 254212253342.

It can be written as a sum of positive squares in 2 ways, for example, as 25098797476 + 218253414976 = 158426^2 + 467176^2 .

It is not an unprimeable number, because it can be changed into a prime (243352212457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498672323 + ... + 498672810.

It is an arithmetic number, because the mean of its divisors is an integer number (36070649013).

Almost surely, 2^243352212452 is an apocalyptic number.

It is an amenable number.

243352212452 is a deficient number, since it is larger than the sum of its proper divisors (189495575704).

243352212452 is a wasteful number, since it uses less digits than its factorization.

243352212452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997345198 (or 997345196 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

Adding to 243352212452 its reverse (254212253342), we get a palindrome (497564465794).

The spelling of 243352212452 in words is "two hundred forty-three billion, three hundred fifty-two million, two hundred twelve thousand, four hundred fifty-two".