11668293779 has 2 divisors, whose sum is σ = 11668293780. Its totient is φ = 11668293778.

The previous prime is 11668293773. The next prime is 11668293787. The reversal of 11668293779 is 97739286611.

11668293779 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11668293779 - 2¹² = 11668289683 is a prime.

It is a super-2 number, since 2×11668293779² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11668293773) 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, 5834146889 + 5834146890.

It is an arithmetic number, because the mean of its divisors is an integer number (5834146890).

Almost surely, 2^11668293779 is an apocalyptic number.

11668293779 is a deficient number, since it is larger than the sum of its proper divisors (1).

11668293779 is an equidigital number, since it uses as much as digits as its factorization.

11668293779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6858432, while the sum is 59.

The spelling of 11668293779 in words is "eleven billion, six hundred sixty-eight million, two hundred ninety-three thousand, seven hundred seventy-nine".