6664026600 has 1152 divisors, whose sum is σ = 30398054400. Its totient is φ = 1311552000.

The previous prime is 6664026583. The next prime is 6664026619. The reversal of 6664026600 is 66204666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 141787777 + ... + 141787823.

It is an arithmetic number, because the mean of its divisors is an integer number (26387200).

Almost surely, 2^6664026600 is an apocalyptic number.

6664026600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6664026600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15199027200).

6664026600 is an abundant number, since it is smaller than the sum of its proper divisors (23734027800).

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

6664026600 is a wasteful number, since it uses less digits than its factorization.

6664026600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 6664026600 is about 81633.4894513275. The cubic root of 6664026600 is about 1881.8235851748.

The spelling of 6664026600 in words is "six billion, six hundred sixty-four million, twenty-six thousand, six hundred".