6566350522271 has 8 divisors (see below), whose sum is σ = 6918413746800. Its totient is φ = 6214933880640.

The previous prime is 6566350522253. The next prime is 6566350522301. The reversal of 6566350522271 is 1722250536656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6566350522271 - 2²⁶ = 6566283413407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6566350522201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161624870 + ... + 161665491.

It is an arithmetic number, because the mean of its divisors is an integer number (864801718350).

Almost surely, 2^{6566350522271} is an apocalyptic number.

6566350522271 is a deficient number, since it is larger than the sum of its proper divisors (352063224529).

6566350522271 is a wasteful number, since it uses less digits than its factorization.

6566350522271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323291449.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 6566350522271 in words is "six trillion, five hundred sixty-six billion, three hundred fifty million, five hundred twenty-two thousand, two hundred seventy-one".