27339480193 has 2 divisors, whose sum is σ = 27339480194. Its totient is φ = 27339480192.

The previous prime is 27339480191. The next prime is 27339480221. The reversal of 27339480193 is 39108493372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26363042689 + 976437504 = 162367^2 + 31248^2 .

It is a cyclic number.

It is not a de Polignac number, because 27339480193 - 2¹ = 27339480191 is a prime.

Together with 27339480191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (27339480191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13669740096 + 13669740097.

It is an arithmetic number, because the mean of its divisors is an integer number (13669740097).

Almost surely, 2^27339480193 is an apocalyptic number.

It is an amenable number.

27339480193 is a deficient number, since it is larger than the sum of its proper divisors (1).

27339480193 is an equidigital number, since it uses as much as digits as its factorization.

27339480193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 27339480193 in words is "twenty-seven billion, three hundred thirty-nine million, four hundred eighty thousand, one hundred ninety-three".