6605500212170 has 32 divisors (see below), whose sum is σ = 12700716113808. Its totient is φ = 2464769671168.

The previous prime is 6605500212169. The next prime is 6605500212173. The reversal of 6605500212170 is 712120055066.

It can be written as a sum of positive squares in 8 ways, for example, as 3697994382289 + 2907505829881 = 1923017^2 + 1705141^2 .

It is a super-2 number, since 2×6605500212170² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6605500212170.

It is not an unprimeable number, because it can be changed into a prime (6605500212173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171909479 + ... + 171947898.

Almost surely, 2^{6605500212170} is an apocalyptic number.

6605500212170 is a deficient number, since it is larger than the sum of its proper divisors (6095215901638).

6605500212170 is a wasteful number, since it uses less digits than its factorization.

6605500212170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343857514.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 6605500212170 in words is "six trillion, six hundred five billion, five hundred million, two hundred twelve thousand, one hundred seventy".