11570643327171 has 16 divisors (see below), whose sum is σ = 16050581700608. Its totient is φ = 7406152185600.

The previous prime is 11570643327157. The next prime is 11570643327179. The reversal of 11570643327171 is 17172334607511.

It is not a de Polignac number, because 11570643327171 - 2⁹ = 11570643326659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11570643327171.

It is not an unprimeable number, because it can be changed into a prime (11570643327179) 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, 489813070 + ... + 489836691.

It is an arithmetic number, because the mean of its divisors is an integer number (1003161356288).

Almost surely, 2^{11570643327171} is an apocalyptic number.

11570643327171 is a deficient number, since it is larger than the sum of its proper divisors (4479938373437).

11570643327171 is a wasteful number, since it uses less digits than its factorization.

11570643327171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979649922.

The product of its (nonzero) digits is 740880, while the sum is 48.

The spelling of 11570643327171 in words is "eleven trillion, five hundred seventy billion, six hundred forty-three million, three hundred twenty-seven thousand, one hundred seventy-one".