6663426200 has 144 divisors (see below), whose sum is σ = 16323263280. Its totient is φ = 2527822080.

The previous prime is 6663426197. The next prime is 6663426227. The reversal of 6663426200 is 26243666.

It is a super-3 number, since 3×6663426200³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13682357 + ... + 13682843.

It is an arithmetic number, because the mean of its divisors is an integer number (113355995).

Almost surely, 2^6663426200 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 6663426200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8161631640).

6663426200 is an abundant number, since it is smaller than the sum of its proper divisors (9659837080).

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

6663426200 is a wasteful number, since it uses less digits than its factorization.

6663426200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

The square root of 6663426200 is about 81629.8119561720. The cubic root of 6663426200 is about 1881.7670687530.

Adding to 6663426200 its reverse (26243666), we get a palindrome (6689669866).

The spelling of 6663426200 in words is "six billion, six hundred sixty-three million, four hundred twenty-six thousand, two hundred".