6604664832 has 260 divisors, whose sum is σ = 20908477656. Its totient is φ = 2070282240.

The previous prime is 6604664831. The next prime is 6604664839. The reversal of 6604664832 is 2384664066.

6604664832 is a `hidden beast` number, since 6 + 604 + 6 + 6 + 4 + 8 + 32 = 666.

It is not an unprimeable number, because it can be changed into a prime (6604664831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5639607 + ... + 5640777.

Almost surely, 2^6604664832 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 6604664832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10454238828).

6604664832 is an abundant number, since it is smaller than the sum of its proper divisors (14303812824).

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

6604664832 is a wasteful number, since it uses less digits than its factorization.

6604664832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224 (or 1193 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The square root of 6604664832 is about 81269.0890314393. The cubic root of 6604664832 is about 1876.2192799116.

The spelling of 6604664832 in words is "six billion, six hundred four million, six hundred sixty-four thousand, eight hundred thirty-two".