243034513552 has 80 divisors (see below), whose sum is σ = 504709875072. Its totient is φ = 112968345600.

The previous prime is 243034513531. The next prime is 243034513607. The reversal of 243034513552 is 255315430342.

243034513552 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 11111427 + ... + 11133277.

Almost surely, 2^243034513552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243034513552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252354937536).

243034513552 is an abundant number, since it is smaller than the sum of its proper divisors (261675361520).

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

243034513552 is a wasteful number, since it uses less digits than its factorization.

243034513552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22376 (or 22370 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 243034513552 its reverse (255315430342), we get a palindrome (498349943894).

The spelling of 243034513552 in words is "two hundred forty-three billion, thirty-four million, five hundred thirteen thousand, five hundred fifty-two".