27840275000 has 96 divisors (see below), whose sum is σ = 66037492080. Its totient is φ = 11001120000.

The previous prime is 27840274999. The next prime is 27840275033. The reversal of 27840275000 is 57204872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2068292 + ... + 2081708.

Almost surely, 2^27840275000 is an apocalyptic number.

27840275000 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 27840275000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33018746040).

27840275000 is an abundant number, since it is smaller than the sum of its proper divisors (38197217080).

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

27840275000 is an equidigital number, since it uses as much as digits as its factorization.

27840275000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13531 (or 13507 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 35.

Adding to 27840275000 its reverse (57204872), we get a palindrome (27897479872).

The spelling of 27840275000 in words is "twenty-seven billion, eight hundred forty million, two hundred seventy-five thousand".