16271088583991 has 2 divisors, whose sum is σ = 16271088583992. Its totient is φ = 16271088583990.

The previous prime is 16271088583957. The next prime is 16271088584141. The reversal of 16271088583991 is 19938588017261.

16271088583991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16271088583991 - 2³⁸ = 15996210677047 is a prime.

It is a super-2 number, since 2×16271088583991² (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 (16271088583931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8135544291995 + 8135544291996.

It is an arithmetic number, because the mean of its divisors is an integer number (8135544291996).

Almost surely, 2^{16271088583991} is an apocalyptic number.

16271088583991 is a deficient number, since it is larger than the sum of its proper divisors (1).

16271088583991 is an equidigital number, since it uses as much as digits as its factorization.

16271088583991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52254720, while the sum is 68.

The spelling of 16271088583991 in words is "sixteen trillion, two hundred seventy-one billion, eighty-eight million, five hundred eighty-three thousand, nine hundred ninety-one".