271795665005161 has 8 divisors (see below), whose sum is σ = 302098783745664. Its totient is φ = 242424949918320.

The previous prime is 271795665005143. The next prime is 271795665005177. The reversal of 271795665005161 is 161500566597172.

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 271795665005161 - 2²¹ = 271795662908009 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 271795665005161.

It is not an unprimeable number, because it can be changed into a prime (271795665005131) 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 7 ways as a sum of consecutive naturals, for example, 233100912801 + ... + 233100913966.

It is an arithmetic number, because the mean of its divisors is an integer number (37762347968208).

Almost surely, 2^{271795665005161} is an apocalyptic number.

It is an amenable number.

271795665005161 is a deficient number, since it is larger than the sum of its proper divisors (30303118740503).

271795665005161 is a wasteful number, since it uses less digits than its factorization.

271795665005161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466201826831.

The product of its (nonzero) digits is 23814000, while the sum is 61.

The spelling of 271795665005161 in words is "two hundred seventy-one trillion, seven hundred ninety-five billion, six hundred sixty-five million, five thousand, one hundred sixty-one".