27086416249 has 4 divisors (see below), whose sum is σ = 27093406564. Its totient is φ = 27079425936.

The previous prime is 27086416243. The next prime is 27086416261. The reversal of 27086416249 is 94261468072.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13928720400 + 13157695849 = 118020^2 + 114707^2 .

It is a cyclic number.

It is not a de Polignac number, because 27086416249 - 2³ = 27086416241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27086416241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3489342 + ... + 3497095.

It is an arithmetic number, because the mean of its divisors is an integer number (6773351641).

Almost surely, 2^27086416249 is an apocalyptic number.

It is an amenable number.

27086416249 is a deficient number, since it is larger than the sum of its proper divisors (6990315).

27086416249 is an equidigital number, since it uses as much as digits as its factorization.

27086416249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6990314.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 27086416249 in words is "twenty-seven billion, eighty-six million, four hundred sixteen thousand, two hundred forty-nine".