243202234253 has 64 divisors (see below), whose sum is σ = 288495820800. Its totient is φ = 202928544000.

The previous prime is 243202234237. The next prime is 243202234271. The reversal of 243202234253 is 352432202342.

It is a cyclic number.

It is not a de Polignac number, because 243202234253 - 2⁴ = 243202234237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243202237253) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65042858 + ... + 65046596.

It is an arithmetic number, because the mean of its divisors is an integer number (4507747200).

Almost surely, 2^243202234253 is an apocalyptic number.

It is an amenable number.

243202234253 is a deficient number, since it is larger than the sum of its proper divisors (45293586547).

243202234253 is a wasteful number, since it uses less digits than its factorization.

243202234253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 243202234253 its reverse (352432202342), we get a palindrome (595634436595).

The spelling of 243202234253 in words is "two hundred forty-three billion, two hundred two million, two hundred thirty-four thousand, two hundred fifty-three".