243023552343 has 128 divisors (see below), whose sum is σ = 448345497600. Its totient is φ = 127820851200.

The previous prime is 243023552327. The next prime is 243023552347. The reversal of 243023552343 is 343255320342.

It is a happy number.

243023552343 is a `hidden beast` number, since 2 + 4 + 30 + 235 + 52 + 343 = 666.

It is not a de Polignac number, because 243023552343 - 2⁴ = 243023552327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243023552298 and 243023552307.

It is a congruent number.

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 127 ways as a sum of consecutive naturals, for example, 93793978 + ... + 93796568.

It is an arithmetic number, because the mean of its divisors is an integer number (3502699200).

Almost surely, 2^243023552343 is an apocalyptic number.

243023552343 is a deficient number, since it is larger than the sum of its proper divisors (205321945257).

243023552343 is a wasteful number, since it uses less digits than its factorization.

243023552343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 36.

Adding to 243023552343 its reverse (343255320342), we get a palindrome (586278872685).

The spelling of 243023552343 in words is "two hundred forty-three billion, twenty-three million, five hundred fifty-two thousand, three hundred forty-three".