7766672766679 has 2 divisors, whose sum is σ = 7766672766680. Its totient is φ = 7766672766678.

The previous prime is 7766672766653. The next prime is 7766672766709. The reversal of 7766672766679 is 9766672766677.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7766672766679 - 2⁵ = 7766672766647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7766672766779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3883336383339 + 3883336383340.

It is an arithmetic number, because the mean of its divisors is an integer number (3883336383340).

Almost surely, 2^{7766672766679} is an apocalyptic number.

7766672766679 is a deficient number, since it is larger than the sum of its proper divisors (1).

7766672766679 is an equidigital number, since it uses as much as digits as its factorization.

7766672766679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14114653056, while the sum is 82.

The spelling of 7766672766679 in words is "seven trillion, seven hundred sixty-six billion, six hundred seventy-two million, seven hundred sixty-six thousand, six hundred seventy-nine".