679369804511 has 2 divisors, whose sum is σ = 679369804512. Its totient is φ = 679369804510.

The previous prime is 679369804459. The next prime is 679369804537. The reversal of 679369804511 is 115408963976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 679369804511 - 2⁶ = 679369804447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679369804111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339684902255 + 339684902256.

It is an arithmetic number, because the mean of its divisors is an integer number (339684902256).

Almost surely, 2^679369804511 is an apocalyptic number.

679369804511 is a deficient number, since it is larger than the sum of its proper divisors (1).

679369804511 is an equidigital number, since it uses as much as digits as its factorization.

679369804511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 679369804511 in words is "six hundred seventy-nine billion, three hundred sixty-nine million, eight hundred four thousand, five hundred eleven".