28548675171 has 12 divisors (see below), whose sum is σ = 41315829048. Its totient is φ = 18996056064.

The previous prime is 28548675167. The next prime is 28548675179. The reversal of 28548675171 is 17157684582.

28548675171 is a `hidden beast` number, since 2 + 85 + 48 + 6 + 7 + 517 + 1 = 666.

It is not a de Polignac number, because 28548675171 - 2² = 28548675167 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28548675179) 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 in 11 ways as a sum of consecutive naturals, for example, 3027870 + ... + 3037283.

It is an arithmetic number, because the mean of its divisors is an integer number (3442985754).

Almost surely, 2^28548675171 is an apocalyptic number.

28548675171 is a deficient number, since it is larger than the sum of its proper divisors (12767153877).

28548675171 is a wasteful number, since it uses less digits than its factorization.

28548675171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6065682 (or 6065679 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 54.

The spelling of 28548675171 in words is "twenty-eight billion, five hundred forty-eight million, six hundred seventy-five thousand, one hundred seventy-one".