27271137756 has 12 divisors (see below), whose sum is σ = 63632654792. Its totient is φ = 9090379248.

The previous prime is 27271137721. The next prime is 27271137763. The reversal of 27271137756 is 65773117272.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1136297395 + ... + 1136297418.

Almost surely, 2^27271137756 is an apocalyptic number.

It is an amenable number.

27271137756 is an abundant number, since it is smaller than the sum of its proper divisors (36361517036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27271137756 is a wasteful number, since it uses less digits than its factorization.

27271137756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272594820 (or 2272594818 counting only the distinct ones).

The product of its digits is 864360, while the sum is 48.

The spelling of 27271137756 in words is "twenty-seven billion, two hundred seventy-one million, one hundred thirty-seven thousand, seven hundred fifty-six".