243104345253 has 160 divisors (see below), whose sum is σ = 469193472000. Its totient is φ = 121721201280.

The previous prime is 243104345227. The next prime is 243104345329. The reversal of 243104345253 is 352543401342.

243104345253 is a `hidden beast` number, since 24 + 3 + 104 + 3 + 4 + 525 + 3 = 666.

243104345253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 243104345253 - 2¹⁰ = 243104344229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243104345213) 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 159 ways as a sum of consecutive naturals, for example, 184308928 + ... + 184310246.

It is an arithmetic number, because the mean of its divisors is an integer number (2932459200).

Almost surely, 2^243104345253 is an apocalyptic number.

It is an amenable number.

243104345253 is a deficient number, since it is larger than the sum of its proper divisors (226089126747).

243104345253 is a wasteful number, since it uses less digits than its factorization.

243104345253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2388 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 243104345253 its reverse (352543401342), we get a palindrome (595647746595).

The spelling of 243104345253 in words is "two hundred forty-three billion, one hundred four million, three hundred forty-five thousand, two hundred fifty-three".