6663222104 has 64 divisors (see below), whose sum is σ = 15604842240. Its totient is φ = 2591314560.

The previous prime is 6663222103. The next prime is 6663222113. The reversal of 6663222104 is 4012223666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6663222103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337202 + ... + 356414.

It is an arithmetic number, because the mean of its divisors is an integer number (243825660).

Almost surely, 2^6663222104 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 6663222104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7802421120).

6663222104 is an abundant number, since it is smaller than the sum of its proper divisors (8941620136).

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

6663222104 is a wasteful number, since it uses less digits than its factorization.

6663222104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19800 (or 19796 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 6663222104 is about 81628.5618150902. The cubic root of 6663222104 is about 1881.7478561617.

The spelling of 6663222104 in words is "six billion, six hundred sixty-three million, two hundred twenty-two thousand, one hundred four".