27134321512 has 16 divisors (see below), whose sum is σ = 51100983360. Its totient is φ = 13507392624.

The previous prime is 27134321471. The next prime is 27134321521. The reversal of 27134321512 is 21512343172.

It is a super-2 number, since 2×27134321512² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7469088 + ... + 7472719.

It is an arithmetic number, because the mean of its divisors is an integer number (3193811460).

Almost surely, 2^27134321512 is an apocalyptic number.

It is an amenable number.

27134321512 is a deficient number, since it is larger than the sum of its proper divisors (23966661848).

27134321512 is a wasteful number, since it uses less digits than its factorization.

27134321512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14942040 (or 14942036 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

Adding to 27134321512 its reverse (21512343172), we get a palindrome (48646664684).

The spelling of 27134321512 in words is "twenty-seven billion, one hundred thirty-four million, three hundred twenty-one thousand, five hundred twelve".