27333152161 has 4 divisors (see below), whose sum is σ = 31237888192. Its totient is φ = 23428416132.

The previous prime is 27333152149. The next prime is 27333152167. The reversal of 27333152161 is 16125133372.

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 27333152161 - 2⁹ = 27333151649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27333152167) 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, 1952368005 + ... + 1952368018.

It is an arithmetic number, because the mean of its divisors is an integer number (7809472048).

Almost surely, 2^27333152161 is an apocalyptic number.

It is an amenable number.

27333152161 is a deficient number, since it is larger than the sum of its proper divisors (3904736031).

27333152161 is an equidigital number, since it uses as much as digits as its factorization.

27333152161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3904736030.

The product of its digits is 22680, while the sum is 34.

The spelling of 27333152161 in words is "twenty-seven billion, three hundred thirty-three million, one hundred fifty-two thousand, one hundred sixty-one".