20327475271 has 2 divisors, whose sum is σ = 20327475272. Its totient is φ = 20327475270.

The previous prime is 20327475241. The next prime is 20327475293. The reversal of 20327475271 is 17257472302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20327475271 - 2⁹ = 20327474759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20327475241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10163737635 + 10163737636.

It is an arithmetic number, because the mean of its divisors is an integer number (10163737636).

Almost surely, 2^20327475271 is an apocalyptic number.

20327475271 is a deficient number, since it is larger than the sum of its proper divisors (1).

20327475271 is an equidigital number, since it uses as much as digits as its factorization.

20327475271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 164640, while the sum is 40.

The spelling of 20327475271 in words is "twenty billion, three hundred twenty-seven million, four hundred seventy-five thousand, two hundred seventy-one".