6670208879568 has 240 divisors, whose sum is σ = 20907966526720. Its totient is φ = 1971623586816.

The previous prime is 6670208879549. The next prime is 6670208879569. The reversal of 6670208879568 is 8659788020766.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 6670208879496 and 6670208879505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6670208879569) 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 47 ways as a sum of consecutive naturals, for example, 4862355 + ... + 6081357.

Almost surely, 2^{6670208879568} 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 6670208879568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10453983263360).

6670208879568 is an abundant number, since it is smaller than the sum of its proper divisors (14237757647152).

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

6670208879568 is a wasteful number, since it uses less digits than its factorization.

6670208879568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219146 (or 1219137 counting only the distinct ones).

The product of its (nonzero) digits is 487710720, while the sum is 72.

The spelling of 6670208879568 in words is "six trillion, six hundred seventy billion, two hundred eight million, eight hundred seventy-nine thousand, five hundred sixty-eight".