20085851026271 has 2 divisors, whose sum is σ = 20085851026272. Its totient is φ = 20085851026270.

The previous prime is 20085851026243. The next prime is 20085851026309. The reversal of 20085851026271 is 17262015858002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20085851026271 - 2⁶ = 20085851026207 is a prime.

It is a super-2 number, since 2×20085851026271² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20085851626271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10042925513135 + 10042925513136.

It is an arithmetic number, because the mean of its divisors is an integer number (10042925513136).

Almost surely, 2^{20085851026271} is an apocalyptic number.

20085851026271 is a deficient number, since it is larger than the sum of its proper divisors (1).

20085851026271 is an equidigital number, since it uses as much as digits as its factorization.

20085851026271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 20085851026271 in words is "twenty trillion, eighty-five billion, eight hundred fifty-one million, twenty-six thousand, two hundred seventy-one".