6672891204 has 144 divisors (see below), whose sum is σ = 20909581056. Its totient is φ = 1750579200.

The previous prime is 6672891191. The next prime is 6672891241. The reversal of 6672891204 is 4021982766.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6672891204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156649 + ... + 194639.

It is an arithmetic number, because the mean of its divisors is an integer number (145205424).

Almost surely, 2^6672891204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6672891204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10454790528).

6672891204 is an abundant number, since it is smaller than the sum of its proper divisors (14236689852).

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

6672891204 is a wasteful number, since it uses less digits than its factorization.

6672891204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38066 (or 38061 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 6672891204 is about 81687.7665504450. The cubic root of 6672891204 is about 1882.6576269444.

The spelling of 6672891204 in words is "six billion, six hundred seventy-two million, eight hundred ninety-one thousand, two hundred four".