2183243768217 has 24 divisors (see below), whose sum is σ = 3184520690624. Its totient is φ = 1441215833184.

The previous prime is 2183243768207. The next prime is 2183243768219. The reversal of 2183243768217 is 7128673423812.

It is a happy number.

2183243768217 is a `hidden beast` number, since 2 + 18 + 324 + 37 + 68 + 217 = 666.

It is not a de Polignac number, because 2183243768217 - 2¹¹ = 2183243766169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2183243768219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9239538 + ... + 9472884.

Almost surely, 2^{2183243768217} is an apocalyptic number.

It is an amenable number.

2183243768217 is a deficient number, since it is larger than the sum of its proper divisors (1001276922407).

2183243768217 is a wasteful number, since it uses less digits than its factorization.

2183243768217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243549 (or 243546 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The spelling of 2183243768217 in words is "two trillion, one hundred eighty-three billion, two hundred forty-three million, seven hundred sixty-eight thousand, two hundred seventeen".