271666363473 has 12 divisors (see below), whose sum is σ = 405938244660. Its totient is φ = 174865705056.

The previous prime is 271666363447. The next prime is 271666363477. The reversal of 271666363473 is 374363666172.

271666363473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 58967380224 + 212698983249 = 242832^2 + 461193^2 .

It is not a de Polignac number, because 271666363473 - 2¹⁴ = 271666347089 is a prime.

It is a super-2 number, since 2×271666363473² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (271666363477) 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 11 ways as a sum of consecutive naturals, for example, 520433386 + ... + 520433907.

It is an arithmetic number, because the mean of its divisors is an integer number (33828187055).

Almost surely, 2^271666363473 is an apocalyptic number.

It is an amenable number.

271666363473 is a deficient number, since it is larger than the sum of its proper divisors (134271881187).

271666363473 is a wasteful number, since it uses less digits than its factorization.

271666363473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040867328 (or 1040867325 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 54.

The spelling of 271666363473 in words is "two hundred seventy-one billion, six hundred sixty-six million, three hundred sixty-three thousand, four hundred seventy-three".