6691672002 has 8 divisors (see below), whose sum is σ = 13383344016. Its totient is φ = 2230557332.

The previous prime is 6691671929. The next prime is 6691672007. The reversal of 6691672002 is 2002761966.

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

6691672002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (6691672007) by changing a digit.

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, 557639328 + ... + 557639339.

It is an arithmetic number, because the mean of its divisors is an integer number (1672918002).

Almost surely, 2^6691672002 is an apocalyptic number.

6691672002 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.

6691672002 is a wasteful number, since it uses less digits than its factorization.

6691672002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115278672.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 6691672002 is about 81802.6405564026. The cubic root of 6691672002 is about 1884.4222140306.

The spelling of 6691672002 in words is "six billion, six hundred ninety-one million, six hundred seventy-two thousand, two".