243440213034 has 16 divisors (see below), whose sum is σ = 489351902688. Its totient is φ = 80734824912.

The previous prime is 243440212937. The next prime is 243440213057. The reversal of 243440213034 is 430312044342.

It is a happy number.

243440213034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 243440212992 and 243440213010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102976912 + ... + 102979275.

It is an arithmetic number, because the mean of its divisors is an integer number (30584493918).

Almost surely, 2^243440213034 is an apocalyptic number.

243440213034 is an abundant number, since it is smaller than the sum of its proper divisors (245911689654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243440213034 is a wasteful number, since it uses less digits than its factorization.

243440213034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205956389.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 243440213034 its reverse (430312044342), we get a palindrome (673752257376).

The spelling of 243440213034 in words is "two hundred forty-three billion, four hundred forty million, two hundred thirteen thousand, thirty-four".