676959806867 has 2 divisors, whose sum is σ = 676959806868. Its totient is φ = 676959806866.

The previous prime is 676959806851. The next prime is 676959806903. The reversal of 676959806867 is 768608959676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 676959806867 - 2⁴ = 676959806851 is a prime.

It is a super-2 number, since 2×676959806867² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (676950806867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338479903433 + 338479903434.

It is an arithmetic number, because the mean of its divisors is an integer number (338479903434).

Almost surely, 2^676959806867 is an apocalyptic number.

676959806867 is a deficient number, since it is larger than the sum of its proper divisors (1).

676959806867 is an equidigital number, since it uses as much as digits as its factorization.

676959806867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1646023680, while the sum is 77.

The spelling of 676959806867 in words is "six hundred seventy-six billion, nine hundred fifty-nine million, eight hundred six thousand, eight hundred sixty-seven".