243342400204 has 12 divisors (see below), whose sum is σ = 426255165000. Its totient is φ = 121555210208.

The previous prime is 243342400187. The next prime is 243342400237. The reversal of 243342400204 is 402004243342.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28992754 + ... + 29001145.

It is an arithmetic number, because the mean of its divisors is an integer number (35521263750).

Almost surely, 2^243342400204 is an apocalyptic number.

It is an amenable number.

243342400204 is a deficient number, since it is larger than the sum of its proper divisors (182912764796).

243342400204 is a wasteful number, since it uses less digits than its factorization.

243342400204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57994952 (or 57994950 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 243342400204 its reverse (402004243342), we get a palindrome (645346643546).

The spelling of 243342400204 in words is "two hundred forty-three billion, three hundred forty-two million, four hundred thousand, two hundred four".