27692842013 has 2 divisors, whose sum is σ = 27692842014. Its totient is φ = 27692842012.

The previous prime is 27692842003. The next prime is 27692842027. The reversal of 27692842013 is 31024829672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26928153604 + 764688409 = 164098^2 + 27653^2 .

It is a cyclic number.

It is not a de Polignac number, because 27692842013 - 2⁴ = 27692841997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27692842003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13846421006 + 13846421007.

It is an arithmetic number, because the mean of its divisors is an integer number (13846421007).

Almost surely, 2^27692842013 is an apocalyptic number.

It is an amenable number.

27692842013 is a deficient number, since it is larger than the sum of its proper divisors (1).

27692842013 is an equidigital number, since it uses as much as digits as its factorization.

27692842013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 27692842013 in words is "twenty-seven billion, six hundred ninety-two million, eight hundred forty-two thousand, thirteen".