85175885233143 has 6 divisors (see below), whose sum is σ = 123031834225664. Its totient is φ = 56783923488756.

The previous prime is 85175885233133. The next prime is 85175885233157. The reversal of 85175885233143 is 34133258857158.

It is a happy number.

85175885233143 is a `hidden beast` number, since 8 + 5 + 1 + 7 + 588 + 5 + 2 + 3 + 3 + 1 + 43 = 666.

It is not a de Polignac number, because 85175885233143 - 2⁶ = 85175885233079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85175885233133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4731993624055 + ... + 4731993624072.

Almost surely, 2^{85175885233143} is an apocalyptic number.

85175885233143 is a deficient number, since it is larger than the sum of its proper divisors (37855948992521).

85175885233143 is a wasteful number, since it uses less digits than its factorization.

85175885233143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9463987248133 (or 9463987248130 counting only the distinct ones).

The product of its digits is 96768000, while the sum is 63.

The spelling of 85175885233143 in words is "eighty-five trillion, one hundred seventy-five billion, eight hundred eighty-five million, two hundred thirty-three thousand, one hundred forty-three".