243204243442 has 8 divisors (see below), whose sum is σ = 365001767856. Its totient is φ = 121536987492.

The previous prime is 243204243421. The next prime is 243204243463. The reversal of 243204243442 is 244342402342.

243204243442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (243204243421) and next prime (243204243463).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 243204243398 and 243204243407.

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 3 ways as a sum of consecutive naturals, for example, 32562448 + ... + 32569915.

It is an arithmetic number, because the mean of its divisors is an integer number (45625220982).

Almost surely, 2^243204243442 is an apocalyptic number.

243204243442 is a deficient number, since it is larger than the sum of its proper divisors (121797524414).

243204243442 is a wasteful number, since it uses less digits than its factorization.

243204243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65134232.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 243204243442 its reverse (244342402342), we get a palindrome (487546645784).

The spelling of 243204243442 in words is "two hundred forty-three billion, two hundred four million, two hundred forty-three thousand, four hundred forty-two".