6601658052227 has 16 divisors (see below), whose sum is σ = 7561493194752. Its totient is φ = 5646012037920.

The previous prime is 6601658052203. The next prime is 6601658052233. The reversal of 6601658052227 is 7222508561066.

It is a cyclic number.

It is not a de Polignac number, because 6601658052227 - 2¹⁰ = 6601658051203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6601658052247) 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 15 ways as a sum of consecutive naturals, for example, 20886902 + ... + 21200612.

It is an arithmetic number, because the mean of its divisors is an integer number (472593324672).

Almost surely, 2^{6601658052227} is an apocalyptic number.

6601658052227 is a deficient number, since it is larger than the sum of its proper divisors (959835142525).

6601658052227 is a wasteful number, since it uses less digits than its factorization.

6601658052227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320378.

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 6601658052227 in words is "six trillion, six hundred one billion, six hundred fifty-eight million, fifty-two thousand, two hundred twenty-seven".