27137661135 has 32 divisors (see below), whose sum is σ = 46784478720. Its totient is φ = 13353164928.

The previous prime is 27137661127. The next prime is 27137661143. The reversal of 27137661135 is 53116673172.

It is an interprime number because it is at equal distance from previous prime (27137661127) and next prime (27137661143).

It is not a de Polignac number, because 27137661135 - 2³ = 27137661127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 352446 + ... + 422484.

It is an arithmetic number, because the mean of its divisors is an integer number (1462014960).

Almost surely, 2^27137661135 is an apocalyptic number.

27137661135 is a deficient number, since it is larger than the sum of its proper divisors (19646817585).

27137661135 is a wasteful number, since it uses less digits than its factorization.

27137661135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72047.

The product of its digits is 158760, while the sum is 42.

The spelling of 27137661135 in words is "twenty-seven billion, one hundred thirty-seven million, six hundred sixty-one thousand, one hundred thirty-five".