27973713583 has 2 divisors, whose sum is σ = 27973713584. Its totient is φ = 27973713582.

The previous prime is 27973713569. The next prime is 27973713641. The reversal of 27973713583 is 38531737972.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27973713583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27973713563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13986856791 + 13986856792.

It is an arithmetic number, because the mean of its divisors is an integer number (13986856792).

Almost surely, 2^27973713583 is an apocalyptic number.

27973713583 is a deficient number, since it is larger than the sum of its proper divisors (1).

27973713583 is an equidigital number, since it uses as much as digits as its factorization.

27973713583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6667920, while the sum is 55.

The spelling of 27973713583 in words is "twenty-seven billion, nine hundred seventy-three million, seven hundred thirteen thousand, five hundred eighty-three".