243665104112 has 20 divisors (see below), whose sum is σ = 472243999896. Its totient is φ = 121795684800.

The previous prime is 243665104093. The next prime is 243665104171. The reversal of 243665104112 is 211401566342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2249639 + ... + 2355462.

Almost surely, 2^243665104112 is an apocalyptic number.

It is an amenable number.

243665104112 is a deficient number, since it is larger than the sum of its proper divisors (228578895784).

243665104112 is a wasteful number, since it uses less digits than its factorization.

243665104112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4608416 (or 4608410 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 243665104112 in words is "two hundred forty-three billion, six hundred sixty-five million, one hundred four thousand, one hundred twelve".