676845202548659 has 2 divisors, whose sum is σ = 676845202548660. Its totient is φ = 676845202548658.

The previous prime is 676845202548649. The next prime is 676845202548677. The reversal of 676845202548659 is 956845202548676.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-676845202548659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 676845202548659.

It is not a weakly prime, because it can be changed into another prime (676845202548649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338422601274329 + 338422601274330.

It is an arithmetic number, because the mean of its divisors is an integer number (338422601274330).

Almost surely, 2^{676845202548659} is an apocalyptic number.

676845202548659 is a deficient number, since it is larger than the sum of its proper divisors (1).

676845202548659 is an equidigital number, since it uses as much as digits as its factorization.

676845202548659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296000, while the sum is 77.

The spelling of 676845202548659 in words is "six hundred seventy-six trillion, eight hundred forty-five billion, two hundred two million, five hundred forty-eight thousand, six hundred fifty-nine".