4686228036689 has 2 divisors, whose sum is σ = 4686228036690. Its totient is φ = 4686228036688.

The previous prime is 4686228036629. The next prime is 4686228036691. The reversal of 4686228036689 is 9866308226864.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3585690662464 + 1100537374225 = 1893592^2 + 1049065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4686228036689 is a prime.

Together with 4686228036691, 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 (4686228036629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2343114018344 + 2343114018345.

It is an arithmetic number, because the mean of its divisors is an integer number (2343114018345).

Almost surely, 2^{4686228036689} is an apocalyptic number.

It is an amenable number.

4686228036689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4686228036689 is an equidigital number, since it uses as much as digits as its factorization.

4686228036689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 286654464, while the sum is 68.

The spelling of 4686228036689 in words is "four trillion, six hundred eighty-six billion, two hundred twenty-eight million, thirty-six thousand, six hundred eighty-nine".