20314266571 has 2 divisors, whose sum is σ = 20314266572. Its totient is φ = 20314266570.

The previous prime is 20314266559. The next prime is 20314266631. The reversal of 20314266571 is 17566241302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20314266571 - 2¹⁹ = 20313742283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20314266571.

It is not a weakly prime, because it can be changed into another prime (20314276571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10157133285 + 10157133286.

It is an arithmetic number, because the mean of its divisors is an integer number (10157133286).

Almost surely, 2^20314266571 is an apocalyptic number.

20314266571 is a deficient number, since it is larger than the sum of its proper divisors (1).

20314266571 is an equidigital number, since it uses as much as digits as its factorization.

20314266571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 20314266571 in words is "twenty billion, three hundred fourteen million, two hundred sixty-six thousand, five hundred seventy-one".