243234424326 has 16 divisors (see below), whose sum is σ = 486504576000. Its totient is φ = 81072186888.

The previous prime is 243234424313. The next prime is 243234424337. The reversal of 243234424326 is 623424432342.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1399726 + ... + 1563873.

It is an arithmetic number, because the mean of its divisors is an integer number (30406536000).

Almost surely, 2^243234424326 is an apocalyptic number.

243234424326 is an abundant number, since it is smaller than the sum of its proper divisors (243270151674).

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

243234424326 is a wasteful number, since it uses less digits than its factorization.

243234424326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977283.

The product of its digits is 663552, while the sum is 39.

Adding to 243234424326 its reverse (623424432342), we get a palindrome (866658856668).

The spelling of 243234424326 in words is "two hundred forty-three billion, two hundred thirty-four million, four hundred twenty-four thousand, three hundred twenty-six".