27027000012 has 48 divisors (see below), whose sum is σ = 65438537472. Its totient is φ = 8675540160.

The previous prime is 27026999963. The next prime is 27027000023. The reversal of 27027000012 is 21000072072.

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 15 ways as a sum of consecutive naturals, for example, 332223 + ... + 405494.

It is an arithmetic number, because the mean of its divisors is an integer number (1363302864).

Almost surely, 2^27027000012 is an apocalyptic number.

It is an amenable number.

27027000012 is an abundant number, since it is smaller than the sum of its proper divisors (38411537460).

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

27027000012 is a wasteful number, since it uses less digits than its factorization.

27027000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737838 (or 737836 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

Adding to 27027000012 its reverse (21000072072), we get a palindrome (48027072084).

The spelling of 27027000012 in words is "twenty-seven billion, twenty-seven million, twelve", and thus it is an aban number and an uban number.