27091648000 has 80 divisors (see below), whose sum is σ = 67554877104. Its totient is φ = 10836633600.

The previous prime is 27091647991. The next prime is 27091648007. The reversal of 27091648000 is 84619072.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27091648007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147654 + ... + 275653.

Almost surely, 2^27091648000 is an apocalyptic number.

27091648000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27091648000 is an abundant number, since it is smaller than the sum of its proper divisors (40463229104).

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

27091648000 is an frugal number, since it uses more digits than its factorization.

27091648000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423340 (or 423314 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 27091648000 in words is "twenty-seven billion, ninety-one million, six hundred forty-eight thousand".