27676978583 has 2 divisors, whose sum is σ = 27676978584. Its totient is φ = 27676978582.

The previous prime is 27676978523. The next prime is 27676978633. The reversal of 27676978583 is 38587967672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27676978583 - 2¹⁸ = 27676716439 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27676978523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13838489291 + 13838489292.

It is an arithmetic number, because the mean of its divisors is an integer number (13838489292).

Almost surely, 2^27676978583 is an apocalyptic number.

27676978583 is a deficient number, since it is larger than the sum of its proper divisors (1).

27676978583 is an equidigital number, since it uses as much as digits as its factorization.

27676978583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 213373440, while the sum is 68.

The spelling of 27676978583 in words is "twenty-seven billion, six hundred seventy-six million, nine hundred seventy-eight thousand, five hundred eighty-three".