243261114016 has 24 divisors (see below), whose sum is σ = 484301451060. Its totient is φ = 120263920128.

The previous prime is 243261114007. The next prime is 243261114037. The reversal of 243261114016 is 610411162342.

It can be written as a sum of positive squares in 2 ways, for example, as 210868313616 + 32392800400 = 459204^2 + 179980^2 .

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 3 ways as a sum of consecutive naturals, for example, 42704511 + ... + 42710206.

Almost surely, 2^243261114016 is an apocalyptic number.

It is an amenable number.

243261114016 is a deficient number, since it is larger than the sum of its proper divisors (241040337044).

243261114016 is an equidigital number, since it uses as much as digits as its factorization.

243261114016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85414816 (or 85414808 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 243261114016 its reverse (610411162342), we get a palindrome (853672276358).

The spelling of 243261114016 in words is "two hundred forty-three billion, two hundred sixty-one million, one hundred fourteen thousand, sixteen".