682555912189 has 2 divisors, whose sum is σ = 682555912190. Its totient is φ = 682555912188.

The previous prime is 682555912183. The next prime is 682555912211. The reversal of 682555912189 is 981219555286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 570414646564 + 112141265625 = 755258^2 + 334875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-682555912189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (682555912183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341277956094 + 341277956095.

It is an arithmetic number, because the mean of its divisors is an integer number (341277956095).

Almost surely, 2^682555912189 is an apocalyptic number.

It is an amenable number.

682555912189 is a deficient number, since it is larger than the sum of its proper divisors (1).

682555912189 is an equidigital number, since it uses as much as digits as its factorization.

682555912189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552000, while the sum is 61.

The spelling of 682555912189 in words is "six hundred eighty-two billion, five hundred fifty-five million, nine hundred twelve thousand, one hundred eighty-nine".