243204312048 has 40 divisors (see below), whose sum is σ = 628301750400. Its totient is φ = 81065014464.

The previous prime is 243204312047. The next prime is 243204312061. The reversal of 243204312048 is 840213402342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243204312047) 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 7 ways as a sum of consecutive naturals, for example, 1422423 + ... + 1584201.

It is an arithmetic number, because the mean of its divisors is an integer number (15707543760).

Almost surely, 2^243204312048 is an apocalyptic number.

It is an amenable number.

243204312048 is an abundant number, since it is smaller than the sum of its proper divisors (385097438352).

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

243204312048 is a wasteful number, since it uses less digits than its factorization.

243204312048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193109 (or 193103 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The spelling of 243204312048 in words is "two hundred forty-three billion, two hundred four million, three hundred twelve thousand, forty-eight".