243440214404 has 96 divisors (see below), whose sum is σ = 477707569920. Its totient is φ = 107956518912.

The previous prime is 243440214403. The next prime is 243440214431. The reversal of 243440214404 is 404412044342.

It is not an unprimeable number, because it can be changed into a prime (243440214401) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 34434182 + ... + 34441250.

It is an arithmetic number, because the mean of its divisors is an integer number (4976120520).

Almost surely, 2^243440214404 is an apocalyptic number.

It is an amenable number.

243440214404 is a deficient number, since it is larger than the sum of its proper divisors (234267355516).

243440214404 is a wasteful number, since it uses less digits than its factorization.

243440214404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7437 (or 7435 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 243440214404 its reverse (404412044342), we get a palindrome (647852258746).

The spelling of 243440214404 in words is "two hundred forty-three billion, four hundred forty million, two hundred fourteen thousand, four hundred four".