679764075611 has 2 divisors, whose sum is σ = 679764075612. Its totient is φ = 679764075610.

The previous prime is 679764075593. The next prime is 679764075619. The reversal of 679764075611 is 116570467976.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 679764075611 - 2²⁶ = 679696966747 is a prime.

It is not a weakly prime, because it can be changed into another prime (679764075619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339882037805 + 339882037806.

It is an arithmetic number, because the mean of its divisors is an integer number (339882037806).

Almost surely, 2^679764075611 is an apocalyptic number.

679764075611 is a deficient number, since it is larger than the sum of its proper divisors (1).

679764075611 is an equidigital number, since it uses as much as digits as its factorization.

679764075611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13335840, while the sum is 59.

The spelling of 679764075611 in words is "six hundred seventy-nine billion, seven hundred sixty-four million, seventy-five thousand, six hundred eleven".