243234534032 has 40 divisors (see below), whose sum is σ = 539215059456.
Its totient is φ = 104122538496.
The previous prime is 243234534019. The next prime is 243234534041. The reversal of 243234534032 is 230435432342.
It is a junction number, because it is equal to n+sod(n) for n = 243234533983 and 243234534001.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161593 + ... + 1354904.
Almost surely, 2243234534032 is an apocalyptic number.
It is an amenable number.
243234534032 is an abundant number, since it is smaller than the sum of its proper divisors (295980525424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
243234534032 is a wasteful number, since it uses less digits than its factorization.
243234534032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2517375 (or 2517369 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 35.
Adding to 243234534032 its reverse (230435432342), we get a palindrome (473669966374).
The spelling of 243234534032 in words is "two hundred forty-three billion, two hundred thirty-four million, five hundred thirty-four thousand, thirty-two".