27027232512 has 144 divisors (see below), whose sum is σ = 82837531392. Its totient is φ = 7662919680.

The previous prime is 27027232489. The next prime is 27027232549. The reversal of 27027232512 is 21523272072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 685068 + ... + 723444.

Almost surely, 2^27027232512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27027232512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41418765696).

27027232512 is an abundant number, since it is smaller than the sum of its proper divisors (55810298880).

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

27027232512 is a wasteful number, since it uses less digits than its factorization.

27027232512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38534 (or 38520 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The spelling of 27027232512 in words is "twenty-seven billion, twenty-seven million, two hundred thirty-two thousand, five hundred twelve".