27135580028 has 48 divisors (see below), whose sum is σ = 49393774080. Its totient is φ = 13036296000.

The previous prime is 27135580027. The next prime is 27135580051. The reversal of 27135580028 is 82008553172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27135580027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2266883 + ... + 2278821.

It is an arithmetic number, because the mean of its divisors is an integer number (1029036960).

Almost surely, 2^27135580028 is an apocalyptic number.

It is an amenable number.

27135580028 is a deficient number, since it is larger than the sum of its proper divisors (22258194052).

27135580028 is a wasteful number, since it uses less digits than its factorization.

27135580028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12218 (or 12216 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 27135580028 in words is "twenty-seven billion, one hundred thirty-five million, five hundred eighty thousand, twenty-eight".