27031304688523 has 8 divisors (see below), whose sum is σ = 27617832442368. Its totient is φ = 26445251668584.

The previous prime is 27031304688419. The next prime is 27031304688607. The reversal of 27031304688523 is 32588640313072.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27031304688523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27031304688623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118568361 + ... + 118796122.

It is an arithmetic number, because the mean of its divisors is an integer number (3452229055296).

Almost surely, 2^{27031304688523} is an apocalyptic number.

27031304688523 is a deficient number, since it is larger than the sum of its proper divisors (586527753845).

27031304688523 is a wasteful number, since it uses less digits than its factorization.

27031304688523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237366953.

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 27031304688523 in words is "twenty-seven trillion, thirty-one billion, three hundred four million, six hundred eighty-eight thousand, five hundred twenty-three".