6669070918 has 4 divisors (see below), whose sum is σ = 10003606380. Its totient is φ = 3334535458.

The previous prime is 6669070907. The next prime is 6669070979. The reversal of 6669070918 is 8190709666.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1667267728 + ... + 1667267731.

It is an arithmetic number, because the mean of its divisors is an integer number (2500901595).

Almost surely, 2^6669070918 is an apocalyptic number.

6669070918 is a deficient number, since it is larger than the sum of its proper divisors (3334535462).

6669070918 is a wasteful number, since it uses less digits than its factorization.

6669070918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3334535461.

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 6669070918 is about 81664.3797380474. The cubic root of 6669070918 is about 1882.2982792823.

The spelling of 6669070918 in words is "six billion, six hundred sixty-nine million, seventy thousand, nine hundred eighteen".