6668562224 has 20 divisors (see below), whose sum is σ = 13482093936. Its totient is φ = 3189312192.

The previous prime is 6668562223. The next prime is 6668562233. The reversal of 6668562224 is 4222658666.

It is not an unprimeable number, because it can be changed into a prime (6668562223) 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 3 ways as a sum of consecutive naturals, for example, 9060179 + ... + 9060914.

Almost surely, 2^6668562224 is an apocalyptic number.

It is an amenable number.

6668562224 is an abundant number, since it is smaller than the sum of its proper divisors (6813531712).

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

6668562224 is a wasteful number, since it uses less digits than its factorization.

6668562224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18121124 (or 18121118 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The square root of 6668562224 is about 81661.2651383751. The cubic root of 6668562224 is about 1882.2504196329.

The spelling of 6668562224 in words is "six billion, six hundred sixty-eight million, five hundred sixty-two thousand, two hundred twenty-four".