243353402234 has 8 divisors (see below), whose sum is σ = 368441599968. Its totient is φ = 120539535580.

The previous prime is 243353402233. The next prime is 243353402251. The reversal of 243353402234 is 432204353342.

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 = 243353402194 and 243353402203.

It is not an unprimeable number, because it can be changed into a prime (243353402233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568582502 + ... + 568582929.

It is an arithmetic number, because the mean of its divisors is an integer number (46055199996).

Almost surely, 2^243353402234 is an apocalyptic number.

243353402234 is a deficient number, since it is larger than the sum of its proper divisors (125088197734).

243353402234 is a wasteful number, since it uses less digits than its factorization.

243353402234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137165540.

The product of its (nonzero) digits is 207360, while the sum is 35.

Adding to 243353402234 its reverse (432204353342), we get a palindrome (675557755576).

The spelling of 243353402234 in words is "two hundred forty-three billion, three hundred fifty-three million, four hundred two thousand, two hundred thirty-four".