243002543104 has 44 divisors (see below), whose sum is σ = 485877148200. Its totient is φ = 121473916928.

The previous prime is 243002543081. The next prime is 243002543111. The reversal of 243002543104 is 401345200342.

It is a happy number.

It is a super-2 number, since 2×243002543104² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4982067 + ... + 5030605.

Almost surely, 2^243002543104 is an apocalyptic number.

It is an amenable number.

243002543104 is a deficient number, since it is larger than the sum of its proper divisors (242874605096).

243002543104 is an equidigital number, since it uses as much as digits as its factorization.

243002543104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53448 (or 53430 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 243002543104 its reverse (401345200342), we get a palindrome (644347743446).

The spelling of 243002543104 in words is "two hundred forty-three billion, two million, five hundred forty-three thousand, one hundred four".