27318455005 has 8 divisors (see below), whose sum is σ = 32784384600. Its totient is φ = 21853271616.

The previous prime is 27318454957. The next prime is 27318455033. The reversal of 27318455005 is 50055481372.

It can be written as a sum of positive squares in 4 ways, for example, as 10414814809 + 16903640196 = 102053^2 + 130014^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 27318455005 - 2¹⁷ = 27318323933 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 7 ways as a sum of consecutive naturals, for example, 102570 + ... + 255259.

It is an arithmetic number, because the mean of its divisors is an integer number (4098048075).

Almost surely, 2^27318455005 is an apocalyptic number.

It is an amenable number.

27318455005 is a deficient number, since it is larger than the sum of its proper divisors (5465929595).

27318455005 is a wasteful number, since it uses less digits than its factorization.

27318455005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373103.

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 27318455005 in words is "twenty-seven billion, three hundred eighteen million, four hundred fifty-five thousand, five".