216743364052 has 12 divisors (see below), whose sum is σ = 395792230176. Its totient is φ = 103659869720.

The previous prime is 216743364031. The next prime is 216743364109. The reversal of 216743364052 is 250463347612.

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, 1177952974 + ... + 1177953157.

It is an arithmetic number, because the mean of its divisors is an integer number (32982685848).

Almost surely, 2^216743364052 is an apocalyptic number.

It is an amenable number.

216743364052 is a deficient number, since it is larger than the sum of its proper divisors (179048866124).

216743364052 is a wasteful number, since it uses less digits than its factorization.

216743364052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355906158 (or 2355906156 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 216743364052 in words is "two hundred sixteen billion, seven hundred forty-three million, three hundred sixty-four thousand, fifty-two".