27896699085 has 16 divisors (see below), whose sum is σ = 44795861376. Its totient is φ = 14824525248.

The previous prime is 27896699009. The next prime is 27896699087. The reversal of 27896699085 is 58099669872.

It is not a de Polignac number, because 27896699085 - 2¹³ = 27896690893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27896699087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3352849 + ... + 3361158.

It is an arithmetic number, because the mean of its divisors is an integer number (2799741336).

Almost surely, 2^27896699085 is an apocalyptic number.

It is an amenable number.

27896699085 is a deficient number, since it is larger than the sum of its proper divisors (16899162291).

27896699085 is a wasteful number, since it uses less digits than its factorization.

27896699085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6714292.

The product of its (nonzero) digits is 117573120, while the sum is 69.

The spelling of 27896699085 in words is "twenty-seven billion, eight hundred ninety-six million, six hundred ninety-nine thousand, eighty-five".