4546536668489 has 2 divisors, whose sum is σ = 4546536668490. Its totient is φ = 4546536668488.

The previous prime is 4546536668417. The next prime is 4546536668491. The reversal of 4546536668489 is 9848666356454.

4546536668489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4521662016400 + 24874652089 = 2126420^2 + 157717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4546536668489 is a prime.

Together with 4546536668491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4546536661489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2273268334244 + 2273268334245.

It is an arithmetic number, because the mean of its divisors is an integer number (2273268334245).

Almost surely, 2^{4546536668489} is an apocalyptic number.

It is an amenable number.

4546536668489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4546536668489 is an equidigital number, since it uses as much as digits as its factorization.

4546536668489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3583180800, while the sum is 74.

The spelling of 4546536668489 in words is "four trillion, five hundred forty-six billion, five hundred thirty-six million, six hundred sixty-eight thousand, four hundred eighty-nine".