679922893511 has 2 divisors, whose sum is σ = 679922893512. Its totient is φ = 679922893510.

The previous prime is 679922893477. The next prime is 679922893543. The reversal of 679922893511 is 115398229976.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-679922893511 is a prime.

It is a super-2 number, since 2×679922893511² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679922890511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339961446755 + 339961446756.

It is an arithmetic number, because the mean of its divisors is an integer number (339961446756).

Almost surely, 2^679922893511 is an apocalyptic number.

679922893511 is a deficient number, since it is larger than the sum of its proper divisors (1).

679922893511 is an equidigital number, since it uses as much as digits as its factorization.

679922893511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14696640, while the sum is 62.

The spelling of 679922893511 in words is "six hundred seventy-nine billion, nine hundred twenty-two million, eight hundred ninety-three thousand, five hundred eleven".