27135580000 has 240 divisors, whose sum is σ = 69104629440. Its totient is φ = 10479168000.

The previous prime is 27135579997. The next prime is 27135580027. The reversal of 27135580000 is 8553172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 119539887 + ... + 119540113.

It is an arithmetic number, because the mean of its divisors is an integer number (287935956).

Almost surely, 2^27135580000 is an apocalyptic number.

27135580000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27135580000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34552314720).

27135580000 is an abundant number, since it is smaller than the sum of its proper divisors (41969049440).

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

27135580000 is a wasteful number, since it uses less digits than its factorization.

27135580000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 27135580000 in words is "twenty-seven billion, one hundred thirty-five million, five hundred eighty thousand".