27107214849 has 54 divisors (see below), whose sum is σ = 46603587030. Its totient is φ = 15164772480.

The previous prime is 27107214847. The next prime is 27107214877. The reversal of 27107214849 is 94841270172.

It can be written as a sum of positive squares in 3 ways, for example, as 45319824 + 27061895025 = 6732^2 + 164505^2 .

It is not a de Polignac number, because 27107214849 - 2¹ = 27107214847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27107214847) 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 53 ways as a sum of consecutive naturals, for example, 110397 + ... + 257685.

Almost surely, 2^27107214849 is an apocalyptic number.

It is an amenable number.

27107214849 is a deficient number, since it is larger than the sum of its proper divisors (19496372181).

27107214849 is a wasteful number, since it uses less digits than its factorization.

27107214849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147343 (or 147316 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The spelling of 27107214849 in words is "twenty-seven billion, one hundred seven million, two hundred fourteen thousand, eight hundred forty-nine".