243706712216 has 64 divisors (see below), whose sum is σ = 524853648000. Its totient is φ = 104920220160.

The previous prime is 243706712203. The next prime is 243706712261. The reversal of 243706712216 is 612217607342.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8038895 + ... + 8069153.

It is an arithmetic number, because the mean of its divisors is an integer number (8200838250).

Almost surely, 2^243706712216 is an apocalyptic number.

It is an amenable number.

243706712216 is an abundant number, since it is smaller than the sum of its proper divisors (281146935784).

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

243706712216 is a wasteful number, since it uses less digits than its factorization.

243706712216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35112 (or 35108 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 243706712216 in words is "two hundred forty-three billion, seven hundred six million, seven hundred twelve thousand, two hundred sixteen".