6066660673664 has 128 divisors (see below), whose sum is σ = 12525019158960. Its totient is φ = 2924953600000.

The previous prime is 6066660673663. The next prime is 6066660673669. The reversal of 6066660673664 is 4663760666606.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3643059342400 + 2423601331264 = 1908680^2 + 1556792^2 .

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 6066660673597 and 6066660673606.

It is not an unprimeable number, because it can be changed into a prime (6066660673663) by changing a digit.

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, 314308814 + ... + 314328114.

Almost surely, 2^{6066660673664} is an apocalyptic number.

6066660673664 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 6066660673664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6262509579480).

6066660673664 is an abundant number, since it is smaller than the sum of its proper divisors (6458358485296).

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

6066660673664 is a wasteful number, since it uses less digits than its factorization.

6066660673664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20050 (or 20038 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 62.

The spelling of 6066660673664 in words is "six trillion, sixty-six billion, six hundred sixty million, six hundred seventy-three thousand, six hundred sixty-four".