27526676664127 has 4 divisors (see below), whose sum is σ = 27614621318320. Its totient is φ = 27438732009936.

The previous prime is 27526676664107. The next prime is 27526676664143. The reversal of 27526676664127 is 72146667662572.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27526676664127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27526676664107) 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 3 ways as a sum of consecutive naturals, for example, 43972326627 + ... + 43972327252.

It is an arithmetic number, because the mean of its divisors is an integer number (6903655329580).

Almost surely, 2^{27526676664127} is an apocalyptic number.

27526676664127 is a deficient number, since it is larger than the sum of its proper divisors (87944654193).

27526676664127 is an equidigital number, since it uses as much as digits as its factorization.

27526676664127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87944654192.

The product of its digits is 426746880, while the sum is 67.

The spelling of 27526676664127 in words is "twenty-seven trillion, five hundred twenty-six billion, six hundred seventy-six million, six hundred sixty-four thousand, one hundred twenty-seven".