243345707632266 has 16 divisors (see below), whose sum is σ = 486691742269344. Its totient is φ = 81115181376624.

The previous prime is 243345707632253. The next prime is 243345707632267. The reversal of 243345707632266 is 662236707543342.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (243345707632267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3355636 + ... + 22314831.

It is an arithmetic number, because the mean of its divisors is an integer number (30418233891834).

Almost surely, 2^{243345707632266} is an apocalyptic number.

243345707632266 is an abundant number, since it is smaller than the sum of its proper divisors (243346034637078).

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

243345707632266 is a wasteful number, since it uses less digits than its factorization.

243345707632266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27250405.

The product of its (nonzero) digits is 182891520, while the sum is 60.

The spelling of 243345707632266 in words is "two hundred forty-three trillion, three hundred forty-five billion, seven hundred seven million, six hundred thirty-two thousand, two hundred sixty-six".