5684664893 has 2 divisors, whose sum is σ = 5684664894. Its totient is φ = 5684664892.

The previous prime is 5684664841. The next prime is 5684664917. The reversal of 5684664893 is 3984664865.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4541007769 + 1143657124 = 67387^2 + 33818^2 .

It is a cyclic number.

It is not a de Polignac number, because 5684664893 - 2¹⁸ = 5684402749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5684664823) by changing a digit.

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 as a sum of consecutive naturals, namely, 2842332446 + 2842332447.

It is an arithmetic number, because the mean of its divisors is an integer number (2842332447).

Almost surely, 2^5684664893 is an apocalyptic number.

It is an amenable number.

5684664893 is a deficient number, since it is larger than the sum of its proper divisors (1).

5684664893 is an equidigital number, since it uses as much as digits as its factorization.

5684664893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29859840, while the sum is 59.

The square root of 5684664893 is about 75396.7167255975. The cubic root of 5684664893 is about 1784.7125988386.

The spelling of 5684664893 in words is "five billion, six hundred eighty-four million, six hundred sixty-four thousand, eight hundred ninety-three".