243154533232 has 40 divisors (see below), whose sum is σ = 507383056656. Its totient is φ = 112218141696.

The previous prime is 243154533227. The next prime is 243154533253. The reversal of 243154533232 is 232335451342.

It is a junction number, because it is equal to n+sod(n) for n = 243154533191 and 243154533200.

It is a congruent number.

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, 4870863 + ... + 4920529.

Almost surely, 2^243154533232 is an apocalyptic number.

It is an amenable number.

243154533232 is an abundant number, since it is smaller than the sum of its proper divisors (264228523424).

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

243154533232 is a wasteful number, since it uses less digits than its factorization.

243154533232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73225 (or 73219 counting only the distinct ones).

The product of its digits is 259200, while the sum is 37.

Adding to 243154533232 its reverse (232335451342), we get a palindrome (475489984574).

The spelling of 243154533232 in words is "two hundred forty-three billion, one hundred fifty-four million, five hundred thirty-three thousand, two hundred thirty-two".