27027000027 has 20 divisors (see below), whose sum is σ = 42748590456. Its totient is φ = 16958116800.

The previous prime is 27027000023. The next prime is 27027000047. The reversal of 27027000027 is 72000072072.

It is not a de Polignac number, because 27027000027 - 2² = 27027000023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (27027000023) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9812349 + ... + 9815102.

Almost surely, 2^27027000027 is an apocalyptic number.

27027000027 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

27027000027 is a deficient number, since it is larger than the sum of its proper divisors (15721590429).

27027000027 is a wasteful number, since it uses less digits than its factorization.

27027000027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19627480 (or 19627471 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 27.

Adding to 27027000027 its reverse (72000072072), we get a palindrome (99027072099).

The spelling of 27027000027 in words is "twenty-seven billion, twenty-seven million, twenty-seven", and thus it is an aban number and an uban number.