27096809847 has 16 divisors (see below), whose sum is σ = 38738557440. Its totient is φ = 16786703232.

The previous prime is 27096809819. The next prime is 27096809849. The reversal of 27096809847 is 74890869072.

It is not a de Polignac number, because 27096809847 - 2¹² = 27096805751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27096809849) 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 15 ways as a sum of consecutive naturals, for example, 3358693 + ... + 3366750.

It is an arithmetic number, because the mean of its divisors is an integer number (2421159840).

Almost surely, 2^27096809847 is an apocalyptic number.

27096809847 is a deficient number, since it is larger than the sum of its proper divisors (11641747593).

27096809847 is a wasteful number, since it uses less digits than its factorization.

27096809847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725542.

The product of its (nonzero) digits is 12192768, while the sum is 60.

The spelling of 27096809847 in words is "twenty-seven billion, ninety-six million, eight hundred nine thousand, eight hundred forty-seven".