6663485952 has 160 divisors (see below), whose sum is σ = 19784001600. Its totient is φ = 2214457344.

The previous prime is 6663485923. The next prime is 6663485987. The reversal of 6663485952 is 2595843666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7035943 + ... + 7036889.

It is an arithmetic number, because the mean of its divisors is an integer number (123650010).

Almost surely, 2^6663485952 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 6663485952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9892000800).

6663485952 is an abundant number, since it is smaller than the sum of its proper divisors (13120515648).

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

6663485952 is an equidigital number, since it uses as much as digits as its factorization.

6663485952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483 (or 1461 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The square root of 6663485952 is about 81630.1779490894. The cubic root of 6663485952 is about 1881.7726934375.

The spelling of 6663485952 in words is "six billion, six hundred sixty-three million, four hundred eighty-five thousand, nine hundred fifty-two".