682126833217 has 2 divisors, whose sum is σ = 682126833218. Its totient is φ = 682126833216.

The previous prime is 682126833137. The next prime is 682126833233. The reversal of 682126833217 is 712338621286.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 386099434161 + 296027399056 = 621369^2 + 544084^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-682126833217 is a prime.

It is not a weakly prime, because it can be changed into another prime (682126833247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341063416608 + 341063416609.

It is an arithmetic number, because the mean of its divisors is an integer number (341063416609).

Almost surely, 2^682126833217 is an apocalyptic number.

It is an amenable number.

682126833217 is a deficient number, since it is larger than the sum of its proper divisors (1).

682126833217 is an equidigital number, since it uses as much as digits as its factorization.

682126833217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 49.

The spelling of 682126833217 in words is "six hundred eighty-two billion, one hundred twenty-six million, eight hundred thirty-three thousand, two hundred seventeen".