6604969206528 has 1296 divisors, whose sum is σ = 25626009165120. Its totient is φ = 1595804221440.

The previous prime is 6604969206481. The next prime is 6604969206529. The reversal of 6604969206528 is 8256029694066.

6604969206528 is a `hidden beast` number, since 6 + 6 + 0 + 49 + 69 + 2 + 0 + 6 + 528 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (6604969206529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2952600226 + ... + 2952602462.

It is an arithmetic number, because the mean of its divisors is an integer number (19773155220).

Almost surely, 2^{6604969206528} is an apocalyptic number.

6604969206528 is a gapful number since it is divisible by the number (68) 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 6604969206528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12813004582560).

6604969206528 is an abundant number, since it is smaller than the sum of its proper divisors (19021039958592).

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

6604969206528 is a wasteful number, since it uses less digits than its factorization.

6604969206528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394 (or 2366 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 63.

The spelling of 6604969206528 in words is "six trillion, six hundred four billion, nine hundred sixty-nine million, two hundred six thousand, five hundred twenty-eight".