27840528033 has 4 divisors (see below), whose sum is σ = 37120704048. Its totient is φ = 18560352020.

The previous prime is 27840527987. The next prime is 27840528047. The reversal of 27840528033 is 33082504872.

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 27840528033 - 2⁸ = 27840527777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27840528073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4640088003 + ... + 4640088008.

It is an arithmetic number, because the mean of its divisors is an integer number (9280176012).

Almost surely, 2^27840528033 is an apocalyptic number.

It is an amenable number.

27840528033 is a deficient number, since it is larger than the sum of its proper divisors (9280176015).

27840528033 is an equidigital number, since it uses as much as digits as its factorization.

27840528033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9280176014.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 27840528033 in words is "twenty-seven billion, eight hundred forty million, five hundred twenty-eight thousand, thirty-three".