6667380959 has 2 divisors, whose sum is σ = 6667380960. Its totient is φ = 6667380958.

The previous prime is 6667380919. The next prime is 6667381057. The reversal of 6667380959 is 9590837666.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6667380959 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 6667380898 and 6667380907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6667380919) 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, 3333690479 + 3333690480.

It is an arithmetic number, because the mean of its divisors is an integer number (3333690480).

Almost surely, 2^6667380959 is an apocalyptic number.

6667380959 is a deficient number, since it is larger than the sum of its proper divisors (1).

6667380959 is an equidigital number, since it uses as much as digits as its factorization.

6667380959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14696640, while the sum is 59.

The square root of 6667380959 is about 81654.0321049732. The cubic root of 6667380959 is about 1882.1392728436.

The spelling of 6667380959 in words is "six billion, six hundred sixty-seven million, three hundred eighty thousand, nine hundred fifty-nine".