27532252897 has 4 divisors (see below), whose sum is σ = 27532609216. Its totient is φ = 27531896580.

The previous prime is 27532252873. The next prime is 27532252907. The reversal of 27532252897 is 79825223572.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 27532252897 - 2¹¹ = 27532250849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27532250897) 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, 8229 + ... + 234802.

It is an arithmetic number, because the mean of its divisors is an integer number (6883152304).

Almost surely, 2^27532252897 is an apocalyptic number.

It is an amenable number.

27532252897 is a deficient number, since it is larger than the sum of its proper divisors (356319).

27532252897 is a wasteful number, since it uses less digits than its factorization.

27532252897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356318.

The product of its digits is 4233600, while the sum is 52.

The spelling of 27532252897 in words is "twenty-seven billion, five hundred thirty-two million, two hundred fifty-two thousand, eight hundred ninety-seven".