676311814679 has 2 divisors, whose sum is σ = 676311814680. Its totient is φ = 676311814678.

The previous prime is 676311814637. The next prime is 676311814687. The reversal of 676311814679 is 976418113676.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-676311814679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676311814699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338155907339 + 338155907340.

It is an arithmetic number, because the mean of its divisors is an integer number (338155907340).

Almost surely, 2^676311814679 is an apocalyptic number.

676311814679 is a deficient number, since it is larger than the sum of its proper divisors (1).

676311814679 is an equidigital number, since it uses as much as digits as its factorization.

676311814679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9144576, while the sum is 59.

The spelling of 676311814679 in words is "six hundred seventy-six billion, three hundred eleven million, eight hundred fourteen thousand, six hundred seventy-nine".