243360675856 has 45 divisors (see below), whose sum is σ = 497710496703. Its totient is φ = 115258350240.

The previous prime is 243360675829. The next prime is 243360675871. The reversal of 243360675856 is 658576063342.

The square root of 243360675856 is 493316.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243360675797 and 243360675806.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 37488771 + ... + 37495261.

Almost surely, 2^243360675856 is an apocalyptic number.

243360675856 is the 493316-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243360675856

243360675856 is an abundant number, since it is smaller than the sum of its proper divisors (254349820847).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243360675856 is an frugal number, since it uses more digits than its factorization.

243360675856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13028 (or 6512 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 55.

The spelling of 243360675856 in words is "two hundred forty-three billion, three hundred sixty million, six hundred seventy-five thousand, eight hundred fifty-six".