6600056021166 has 32 divisors (see below), whose sum is σ = 14109981919488. Its totient is φ = 2053039693760.

The previous prime is 6600056021161. The next prime is 6600056021179. The reversal of 6600056021166 is 6611206500066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600056021161) 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, 583244256 + ... + 583255571.

It is an arithmetic number, because the mean of its divisors is an integer number (440936934984).

Almost surely, 2^{6600056021166} is an apocalyptic number.

6600056021166 is an abundant number, since it is smaller than the sum of its proper divisors (7509925898322).

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

6600056021166 is a wasteful number, since it uses less digits than its factorization.

6600056021166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166499896.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 6600056021166 in words is "six trillion, six hundred billion, fifty-six million, twenty-one thousand, one hundred sixty-six".