27136747512 has 192 divisors, whose sum is σ = 88342824960. Its totient is φ = 7361452800.

The previous prime is 27136747499. The next prime is 27136747523. The reversal of 27136747512 is 21574763172.

27136747512 is a `hidden beast` number, since 2 + 71 + 3 + 67 + 4 + 7 + 512 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 811687 + ... + 844457.

It is an arithmetic number, because the mean of its divisors is an integer number (460118880).

Almost surely, 2^27136747512 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 27136747512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44171412480).

27136747512 is an abundant number, since it is smaller than the sum of its proper divisors (61206077448).

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

27136747512 is a wasteful number, since it uses less digits than its factorization.

27136747512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32874 (or 32867 counting only the distinct ones).

The product of its digits is 493920, while the sum is 45.

The spelling of 27136747512 in words is "twenty-seven billion, one hundred thirty-six million, seven hundred forty-seven thousand, five hundred twelve".