27053809259 has 4 divisors (see below), whose sum is σ = 27054147240. Its totient is φ = 27053471280.

The previous prime is 27053809253. The next prime is 27053809267. The reversal of 27053809259 is 95290835072.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27053809259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27053809253) 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 3 ways as a sum of consecutive naturals, for example, 26327 + ... + 234095.

It is an arithmetic number, because the mean of its divisors is an integer number (6763536810).

Almost surely, 2^27053809259 is an apocalyptic number.

27053809259 is a deficient number, since it is larger than the sum of its proper divisors (337981).

27053809259 is a wasteful number, since it uses less digits than its factorization.

27053809259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337980.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 27053809259 in words is "twenty-seven billion, fifty-three million, eight hundred nine thousand, two hundred fifty-nine".