271639855 has 8 divisors (see below), whose sum is σ = 345142512. Its totient is φ = 204528768.

The previous prime is 271639853. The next prime is 271639859. The reversal of 271639855 is 558936172.

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

It is not a de Polignac number, because 271639855 - 2¹ = 271639853 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 (271639853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1597797 + ... + 1597966.

It is an arithmetic number, because the mean of its divisors is an integer number (43142814).

Almost surely, 2^271639855 is an apocalyptic number.

271639855 is a deficient number, since it is larger than the sum of its proper divisors (73502657).

271639855 is a wasteful number, since it uses less digits than its factorization.

271639855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195785.

The product of its digits is 453600, while the sum is 46.

The square root of 271639855 is about 16481.5003867973. The cubic root of 271639855 is about 647.6362707181.

The spelling of 271639855 in words is "two hundred seventy-one million, six hundred thirty-nine thousand, eight hundred fifty-five".