6600012173552 has 320 divisors, whose sum is σ = 15784269742080. Its totient is φ = 2612261836800.

The previous prime is 6600012173551. The next prime is 6600012173639. The reversal of 6600012173552 is 2553712100066.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600012173551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6797128427 + ... + 6797129397.

It is an arithmetic number, because the mean of its divisors is an integer number (49325842944).

Almost surely, 2^{6600012173552} 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 6600012173552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7892134871040).

6600012173552 is an abundant number, since it is smaller than the sum of its proper divisors (9184257568528).

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

6600012173552 is a wasteful number, since it uses less digits than its factorization.

6600012173552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652 (or 1646 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The spelling of 6600012173552 in words is "six trillion, six hundred billion, twelve million, one hundred seventy-three thousand, five hundred fifty-two".