27539344141 has 4 divisors (see below), whose sum is σ = 27871143552. Its totient is φ = 27207544732.

The previous prime is 27539344139. The next prime is 27539344181. The reversal of 27539344141 is 14144393572.

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 27539344141 - 2¹ = 27539344139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27539344121) 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, 165899581 + ... + 165899746.

It is an arithmetic number, because the mean of its divisors is an integer number (6967785888).

Almost surely, 2^27539344141 is an apocalyptic number.

It is an amenable number.

27539344141 is a deficient number, since it is larger than the sum of its proper divisors (331799411).

27539344141 is an equidigital number, since it uses as much as digits as its factorization.

27539344141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331799410.

The product of its digits is 362880, while the sum is 43.

The spelling of 27539344141 in words is "twenty-seven billion, five hundred thirty-nine million, three hundred forty-four thousand, one hundred forty-one".