6669008896 has 153 divisors (see below), whose sum is σ = 15183657853. Its totient is φ = 2926837760.

The previous prime is 6669008849. The next prime is 6669008903. The reversal of 6669008896 is 6988009666.

The square root of 6669008896 is 81664.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3497066496 + 3171942400 = 59136^2 + 56320^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6669008896.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 229965810 + ... + 229965838.

Almost surely, 2^6669008896 is an apocalyptic number.

6669008896 is the 81664-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6669008896

6669008896 is an abundant number, since it is smaller than the sum of its proper divisors (8514648957).

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

6669008896 is an frugal number, since it uses more digits than its factorization.

6669008896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 58.

The cubic root of 6669008896 is about 1882.2924441734.

The spelling of 6669008896 in words is "six billion, six hundred sixty-nine million, eight thousand, eight hundred ninety-six".