27655265055 has 16 divisors (see below), whose sum is σ = 48271008384. Its totient is φ = 13408613280.

The previous prime is 27655265051. The next prime is 27655265087. The reversal of 27655265055 is 55056255672.

It is not a de Polignac number, because 27655265055 - 2² = 27655265051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27655264995 and 27655265013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27655265051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 83803669 + ... + 83803998.

It is an arithmetic number, because the mean of its divisors is an integer number (3016938024).

Almost surely, 2^27655265055 is an apocalyptic number.

27655265055 is a deficient number, since it is larger than the sum of its proper divisors (20615743329).

27655265055 is a wasteful number, since it uses less digits than its factorization.

27655265055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167607686.

The product of its (nonzero) digits is 3150000, while the sum is 48.

The spelling of 27655265055 in words is "twenty-seven billion, six hundred fifty-five million, two hundred sixty-five thousand, fifty-five".