27550232273 has 4 divisors (see below), whose sum is σ = 27551989248. Its totient is φ = 27548475300.

The previous prime is 27550232267. The next prime is 27550232287. The reversal of 27550232273 is 37223205572.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27550232273 - 2³⁰ = 26476490449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27550232263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854753 + ... + 886398.

It is an arithmetic number, because the mean of its divisors is an integer number (6887997312).

Almost surely, 2^27550232273 is an apocalyptic number.

It is an amenable number.

27550232273 is a deficient number, since it is larger than the sum of its proper divisors (1756975).

27550232273 is a wasteful number, since it uses less digits than its factorization.

27550232273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756974.

The product of its (nonzero) digits is 176400, while the sum is 38.

The spelling of 27550232273 in words is "twenty-seven billion, five hundred fifty million, two hundred thirty-two thousand, two hundred seventy-three".