6674879678 has 8 divisors (see below), whose sum is σ = 10201231368. Its totient is φ = 3274469224.

The previous prime is 6674879647. The next prime is 6674879681. The reversal of 6674879678 is 8769784766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31485176 + ... + 31485387.

It is an arithmetic number, because the mean of its divisors is an integer number (1275153921).

Almost surely, 2^6674879678 is an apocalyptic number.

6674879678 is a deficient number, since it is larger than the sum of its proper divisors (3526351690).

6674879678 is a wasteful number, since it uses less digits than its factorization.

6674879678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62970618.

The product of its digits is 170698752, while the sum is 68.

The square root of 6674879678 is about 81699.9368298409. The cubic root of 6674879678 is about 1882.8446145550.

The spelling of 6674879678 in words is "six billion, six hundred seventy-four million, eight hundred seventy-nine thousand, six hundred seventy-eight".