6668007696 has 160 divisors (see below), whose sum is σ = 21903360000. Its totient is φ = 1902579840.

The previous prime is 6668007677. The next prime is 6668007727. The reversal of 6668007696 is 6967008666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4447555 + ... + 4449053.

It is an arithmetic number, because the mean of its divisors is an integer number (136896000).

Almost surely, 2^6668007696 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 6668007696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10951680000).

6668007696 is an abundant number, since it is smaller than the sum of its proper divisors (15235352304).

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

6668007696 is a wasteful number, since it uses less digits than its factorization.

6668007696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994 (or 2982 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The square root of 6668007696 is about 81657.8697738314. The cubic root of 6668007696 is about 1882.1982449932.

The spelling of 6668007696 in words is "six billion, six hundred sixty-eight million, seven thousand, six hundred ninety-six".