216365069744 has 20 divisors (see below), whose sum is σ = 428956331496. Its totient is φ = 105666661632.

The previous prime is 216365069681. The next prime is 216365069747. The reversal of 216365069744 is 447960563612.

216365069744 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (216365069747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157241369 + ... + 157242744.

Almost surely, 2^216365069744 is an apocalyptic number.

It is an amenable number.

216365069744 is a deficient number, since it is larger than the sum of its proper divisors (212591261752).

216365069744 is a wasteful number, since it uses less digits than its factorization.

216365069744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314484164 (or 314484158 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 216365069744 in words is "two hundred sixteen billion, three hundred sixty-five million, sixty-nine thousand, seven hundred forty-four".