243201432255 has 8 divisors (see below), whose sum is σ = 389122291632. Its totient is φ = 129707430528.

The previous prime is 243201432247. The next prime is 243201432263. The reversal of 243201432255 is 552234102342.

It is an interprime number because it is at equal distance from previous prime (243201432247) and next prime (243201432263).

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

It is not a de Polignac number, because 243201432255 - 2³ = 243201432247 is a prime.

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, 8106714394 + ... + 8106714423.

It is an arithmetic number, because the mean of its divisors is an integer number (48640286454).

Almost surely, 2^243201432255 is an apocalyptic number.

243201432255 is a deficient number, since it is larger than the sum of its proper divisors (145920859377).

243201432255 is a wasteful number, since it uses less digits than its factorization.

243201432255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16213428825.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 243201432255 its reverse (552234102342), we get a palindrome (795435534597).

The spelling of 243201432255 in words is "two hundred forty-three billion, two hundred one million, four hundred thirty-two thousand, two hundred fifty-five".