27540686058 has 16 divisors (see below), whose sum is σ = 56120643936. Its totient is φ = 9007016720.

The previous prime is 27540686057. The next prime is 27540686071. The reversal of 27540686058 is 85068604572.

It is a happy number.

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 self number, because there is not a number n which added to its sum of digits gives 27540686058.

It is not an unprimeable number, because it can be changed into a prime (27540686057) 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 7 ways as a sum of consecutive naturals, for example, 43302648 + ... + 43303283.

It is an arithmetic number, because the mean of its divisors is an integer number (3507540246).

Almost surely, 2^27540686058 is an apocalyptic number.

27540686058 is an abundant number, since it is smaller than the sum of its proper divisors (28579957878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27540686058 is a wasteful number, since it uses less digits than its factorization.

27540686058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86605989.

The product of its (nonzero) digits is 3225600, while the sum is 51.

The spelling of 27540686058 in words is "twenty-seven billion, five hundred forty million, six hundred eighty-six thousand, fifty-eight".