6676512666 has 8 divisors (see below), whose sum is σ = 13353025344. Its totient is φ = 2225504220.

The previous prime is 6676512659. The next prime is 6676512673. The reversal of 6676512666 is 6662156766.

It is an interprime number because it is at equal distance from previous prime (6676512659) and next prime (6676512673).

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

6676512666 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556376050 + ... + 556376061.

It is an arithmetic number, because the mean of its divisors is an integer number (1669128168).

Almost surely, 2^6676512666 is an apocalyptic number.

6676512666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6676512666 is a wasteful number, since it uses less digits than its factorization.

6676512666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112752116.

The product of its digits is 3265920, while the sum is 51.

The square root of 6676512666 is about 81709.9300330137. The cubic root of 6676512666 is about 1882.9981460097.

The spelling of 6676512666 in words is "six billion, six hundred seventy-six million, five hundred twelve thousand, six hundred sixty-six".