243232455530 has 8 divisors (see below), whose sum is σ = 437818419972. Its totient is φ = 97292982208.

The previous prime is 243232455511. The next prime is 243232455581. The reversal of 243232455530 is 35554232342.

243232455530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 233203033921 + 10029421609 = 482911^2 + 100147^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12161622767 + ... + 12161622786.

Almost surely, 2^243232455530 is an apocalyptic number.

243232455530 is a deficient number, since it is larger than the sum of its proper divisors (194585964442).

243232455530 is a wasteful number, since it uses less digits than its factorization.

243232455530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24323245560.

The product of its (nonzero) digits is 432000, while the sum is 38.

Adding to 243232455530 its reverse (35554232342), we get a palindrome (278786687872).

The spelling of 243232455530 in words is "two hundred forty-three billion, two hundred thirty-two million, four hundred fifty-five thousand, five hundred thirty".