6677069879 has 2 divisors, whose sum is σ = 6677069880. Its totient is φ = 6677069878.

The previous prime is 6677069857. The next prime is 6677069887. The reversal of 6677069879 is 9789607766.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6677069879 - 2²⁸ = 6408634423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6677039879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338534939 + 3338534940.

It is an arithmetic number, because the mean of its divisors is an integer number (3338534940).

Almost surely, 2^6677069879 is an apocalyptic number.

6677069879 is a deficient number, since it is larger than the sum of its proper divisors (1).

6677069879 is an equidigital number, since it uses as much as digits as its factorization.

6677069879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48009024, while the sum is 65.

The square root of 6677069879 is about 81713.3396637293. The cubic root of 6677069879 is about 1883.0505287385.

The spelling of 6677069879 in words is "six billion, six hundred seventy-seven million, sixty-nine thousand, eight hundred seventy-nine".