271667481887 has 16 divisors (see below), whose sum is σ = 298505684160. Its totient is φ = 246091335168.

The previous prime is 271667481847. The next prime is 271667481983. The reversal of 271667481887 is 788184766172.

It is a cyclic number.

It is not a de Polignac number, because 271667481887 - 2¹² = 271667477791 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 (271667481847) 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, 712883 + ... + 1025444.

It is an arithmetic number, because the mean of its divisors is an integer number (18656605260).

Almost surely, 2^271667481887 is an apocalyptic number.

271667481887 is a deficient number, since it is larger than the sum of its proper divisors (26838202273).

271667481887 is a wasteful number, since it uses less digits than its factorization.

271667481887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738690.

The product of its digits is 50577408, while the sum is 65.

The spelling of 271667481887 in words is "two hundred seventy-one billion, six hundred sixty-seven million, four hundred eighty-one thousand, eight hundred eighty-seven".