6675216804 has 189 divisors, whose sum is σ = 18816693427. Its totient is φ = 2070655488.

The previous prime is 6675216799. The next prime is 6675216809. The reversal of 6675216804 is 4086125766.

The square root of 6675216804 is 81702.

It is a perfect power (a square), and thus also a powerful number.

6675216804 is a `hidden beast` number, since 6 + 67 + 521 + 68 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (6675216799) and next prime (6675216809).

It can be written as a sum of positive squares in 4 ways, for example, as 8820900 + 6666395904 = 2970^2 + 81648^2 .

It is a super-3 number, since 3×6675216804³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6675216804.

It is not an unprimeable number, because it can be changed into a prime (6675216809) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 75002392 + ... + 75002480.

Almost surely, 2^6675216804 is an apocalyptic number.

6675216804 is the 81702-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6675216804

6675216804 is an abundant number, since it is smaller than the sum of its proper divisors (12141476623).

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

6675216804 is an equidigital number, since it uses as much as digits as its factorization.

6675216804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The cubic root of 6675216804 is about 1882.8763127637.

The spelling of 6675216804 in words is "six billion, six hundred seventy-five million, two hundred sixteen thousand, eight hundred four".