28601571443171 has 2 divisors, whose sum is σ = 28601571443172. Its totient is φ = 28601571443170.

The previous prime is 28601571443077. The next prime is 28601571443197. The reversal of 28601571443171 is 17134417510682.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28601571443171 - 2³⁴ = 28584391573987 is a prime.

It is not a weakly prime, because it can be changed into another prime (28601571446171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14300785721585 + 14300785721586.

It is an arithmetic number, because the mean of its divisors is an integer number (14300785721586).

Almost surely, 2^{28601571443171} is an apocalyptic number.

28601571443171 is a deficient number, since it is larger than the sum of its proper divisors (1).

28601571443171 is an equidigital number, since it uses as much as digits as its factorization.

28601571443171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 28601571443171 in words is "twenty-eight trillion, six hundred one billion, five hundred seventy-one million, four hundred forty-three thousand, one hundred seventy-one".