6600220642600 has 96 divisors (see below), whose sum is σ = 16526593480320. Its totient is φ = 2436907749120.

The previous prime is 6600220642577. The next prime is 6600220642607. The reversal of 6600220642600 is 62460220066.

It is not an unprimeable number, because it can be changed into a prime (6600220642607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126456109 + ... + 126508291.

It is an arithmetic number, because the mean of its divisors is an integer number (172152015420).

Almost surely, 2^{6600220642600} is an apocalyptic number.

It is an amenable number.

6600220642600 is an abundant number, since it is smaller than the sum of its proper divisors (9926372837720).

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

6600220642600 is a wasteful number, since it uses less digits than its factorization.

6600220642600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100859 (or 100850 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 6600220642600 its reverse (62460220066), we get a palindrome (6662680862666).

The spelling of 6600220642600 in words is "six trillion, six hundred billion, two hundred twenty million, six hundred forty-two thousand, six hundred".