27558275055 has 8 divisors (see below), whose sum is σ = 44093240112. Its totient is φ = 14697746688.

The previous prime is 27558275053. The next prime is 27558275057. The reversal of 27558275055 is 55057285572.

It is an interprime number because it is at equal distance from previous prime (27558275053) and next prime (27558275057).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27558275055 - 2¹ = 27558275053 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 27558274989 and 27558275007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27558275053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918609154 + ... + 918609183.

It is an arithmetic number, because the mean of its divisors is an integer number (5511655014).

Almost surely, 2^27558275055 is an apocalyptic number.

27558275055 is a deficient number, since it is larger than the sum of its proper divisors (16534965057).

27558275055 is a wasteful number, since it uses less digits than its factorization.

27558275055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837218345.

The product of its (nonzero) digits is 4900000, while the sum is 51.

The spelling of 27558275055 in words is "twenty-seven billion, five hundred fifty-eight million, two hundred seventy-five thousand, fifty-five".