20367257327 has 2 divisors, whose sum is σ = 20367257328. Its totient is φ = 20367257326.

The previous prime is 20367257299. The next prime is 20367257329. The reversal of 20367257327 is 72375276302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20367257327 - 2¹⁸ = 20366995183 is a prime.

Together with 20367257329, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20367257329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10183628663 + 10183628664.

It is an arithmetic number, because the mean of its divisors is an integer number (10183628664).

Almost surely, 2^20367257327 is an apocalyptic number.

20367257327 is a deficient number, since it is larger than the sum of its proper divisors (1).

20367257327 is an equidigital number, since it uses as much as digits as its factorization.

20367257327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740880, while the sum is 44.

The spelling of 20367257327 in words is "twenty billion, three hundred sixty-seven million, two hundred fifty-seven thousand, three hundred twenty-seven".