6659987330304 has 432 divisors, whose sum is σ = 24173135960064. Its totient is φ = 1713067315200.

The previous prime is 6659987330279. The next prime is 6659987330329. The reversal of 6659987330304 is 4030337899566.

6659987330304 is a `hidden beast` number, since 6 + 6 + 599 + 8 + 7 + 3 + 3 + 0 + 30 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (6659987330279) and next prime (6659987330329).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18090789 + ... + 18455259.

Almost surely, 2^{6659987330304} is an apocalyptic number.

6659987330304 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6659987330304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12086567980032).

6659987330304 is an abundant number, since it is smaller than the sum of its proper divisors (17513148629760).

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

6659987330304 is a wasteful number, since it uses less digits than its factorization.

6659987330304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364614 (or 364597 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 63.

The spelling of 6659987330304 in words is "six trillion, six hundred fifty-nine billion, nine hundred eighty-seven million, three hundred thirty thousand, three hundred four".