243234424235 has 16 divisors (see below), whose sum is σ = 318516680160. Its totient is φ = 176841815040.

The previous prime is 243234424229. The next prime is 243234424243. The reversal of 243234424235 is 532424432342.

It is not a de Polignac number, because 243234424235 - 2¹⁸ = 243234162091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523472 + ... + 872061.

It is an arithmetic number, because the mean of its divisors is an integer number (19907292510).

Almost surely, 2^243234424235 is an apocalyptic number.

243234424235 is a deficient number, since it is larger than the sum of its proper divisors (75282255925).

243234424235 is a wasteful number, since it uses less digits than its factorization.

243234424235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398718.

The product of its digits is 552960, while the sum is 38.

Adding to 243234424235 its reverse (532424432342), we get a palindrome (775658856577).

The spelling of 243234424235 in words is "two hundred forty-three billion, two hundred thirty-four million, four hundred twenty-four thousand, two hundred thirty-five".