243853358342 has 16 divisors (see below), whose sum is σ = 399636472464. Its totient is φ = 110674740000.

The previous prime is 243853358293. The next prime is 243853358347.

243853358342 is nontrivially palindromic in base 10.

243853358342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243853358347) by changing a digit.

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, 8369909 + ... + 8398992.

It is an arithmetic number, because the mean of its divisors is an integer number (24977279529).

Almost surely, 2^243853358342 is an apocalyptic number.

243853358342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243853358342 is a deficient number, since it is larger than the sum of its proper divisors (155783114122).

243853358342 is a wasteful number, since it uses less digits than its factorization.

243853358342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16769575.

The product of its digits is 8294400, while the sum is 50.

The spelling of 243853358342 in words is "two hundred forty-three billion, eight hundred fifty-three million, three hundred fifty-eight thousand, three hundred forty-two".