3668668079 has 2 divisors, whose sum is σ = 3668668080. Its totient is φ = 3668668078.

The previous prime is 3668668043. The next prime is 3668668169. The reversal of 3668668079 is 9708668663.

It is a weak prime.

It is an emirp because it is prime and its reverse (9708668663) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3668668079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3668664079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1834334039 + 1834334040.

It is an arithmetic number, because the mean of its divisors is an integer number (1834334040).

Almost surely, 2^3668668079 is an apocalyptic number.

3668668079 is a deficient number, since it is larger than the sum of its proper divisors (1).

3668668079 is an equidigital number, since it uses as much as digits as its factorization.

3668668079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15676416, while the sum is 59.

The square root of 3668668079 is about 60569.5309458477. The cubic root of 3668668079 is about 1542.3021842577.

The spelling of 3668668079 in words is "three billion, six hundred sixty-eight million, six hundred sixty-eight thousand, seventy-nine".