243052204401 has 24 divisors (see below), whose sum is σ = 354089136960. Its totient is φ = 160649074656.

The previous prime is 243052204393. The next prime is 243052204459. The reversal of 243052204401 is 104402250342.

243052204401 is a `hidden beast` number, since 2 + 4 + 3 + 0 + 52 + 204 + 401 = 666.

It is not a de Polignac number, because 243052204401 - 2³ = 243052204393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (243052204601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341550 + ... + 776376.

It is an arithmetic number, because the mean of its divisors is an integer number (14753714040).

Almost surely, 2^243052204401 is an apocalyptic number.

It is an amenable number.

243052204401 is a deficient number, since it is larger than the sum of its proper divisors (111036932559).

243052204401 is a wasteful number, since it uses less digits than its factorization.

243052204401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435365 (or 435362 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 243052204401 its reverse (104402250342), we get a palindrome (347454454743).

The spelling of 243052204401 in words is "two hundred forty-three billion, fifty-two million, two hundred four thousand, four hundred one".