27118732312 has 32 divisors (see below), whose sum is σ = 58125244320. Its totient is φ = 11619578880.

The previous prime is 27118732309. The next prime is 27118732313. The reversal of 27118732312 is 21323781172.

It is a super-3 number, since 3×27118732312³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27118732313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192808 + ... + 302344.

It is an arithmetic number, because the mean of its divisors is an integer number (1816413885).

Almost surely, 2^27118732312 is an apocalyptic number.

It is an amenable number.

27118732312 is an abundant number, since it is smaller than the sum of its proper divisors (31006512008).

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

27118732312 is a wasteful number, since it uses less digits than its factorization.

27118732312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113971 (or 113967 counting only the distinct ones).

The product of its digits is 28224, while the sum is 37.

The spelling of 27118732312 in words is "twenty-seven billion, one hundred eighteen million, seven hundred thirty-two thousand, three hundred twelve".