243023552345 has 8 divisors (see below), whose sum is σ = 333289443264. Its totient is φ = 166644721584.

The previous prime is 243023552327. The next prime is 243023552347. The reversal of 243023552345 is 543255320342.

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

It is a cyclic number.

It is not a de Polignac number, because 243023552345 - 2¹² = 243023548249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243023552299 and 243023552308.

It is not an unprimeable number, because it can be changed into a prime (243023552347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3471764999 + ... + 3471765068.

It is an arithmetic number, because the mean of its divisors is an integer number (41661180408).

Almost surely, 2^243023552345 is an apocalyptic number.

It is an amenable number.

243023552345 is a deficient number, since it is larger than the sum of its proper divisors (90265890919).

243023552345 is an equidigital number, since it uses as much as digits as its factorization.

243023552345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6943530079.

The product of its (nonzero) digits is 432000, while the sum is 38.

Adding to 243023552345 its reverse (543255320342), we get a palindrome (786278872687).

The spelling of 243023552345 in words is "two hundred forty-three billion, twenty-three million, five hundred fifty-two thousand, three hundred forty-five".