243404050245 has 8 divisors (see below), whose sum is σ = 389446480416. Its totient is φ = 129815493456.

The previous prime is 243404050237. The next prime is 243404050247. The reversal of 243404050245 is 542050404342.

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

It is not a de Polignac number, because 243404050245 - 2³ = 243404050237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243404050247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8113468327 + ... + 8113468356.

It is an arithmetic number, because the mean of its divisors is an integer number (48680810052).

Almost surely, 2^243404050245 is an apocalyptic number.

It is an amenable number.

243404050245 is a deficient number, since it is larger than the sum of its proper divisors (146042430171).

243404050245 is a wasteful number, since it uses less digits than its factorization.

243404050245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16226936691.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 243404050245 its reverse (542050404342), we get a palindrome (785454454587).

The spelling of 243404050245 in words is "two hundred forty-three billion, four hundred four million, fifty thousand, two hundred forty-five".