168545185875148 has 24 divisors (see below), whose sum is σ = 306166287455280. Its totient is φ = 81088939592640.

The previous prime is 168545185875113. The next prime is 168545185875203. The reversal of 168545185875148 is 841578581545861.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2479446798 + ... + 2479514773.

It is an arithmetic number, because the mean of its divisors is an integer number (12756928643970).

Almost surely, 2^{168545185875148} is an apocalyptic number.

It is an amenable number.

168545185875148 is a deficient number, since it is larger than the sum of its proper divisors (137621101580132).

168545185875148 is a wasteful number, since it uses less digits than its factorization.

168545185875148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958961897 (or 4958961895 counting only the distinct ones).

The product of its digits is 1720320000, while the sum is 76.

The spelling of 168545185875148 in words is "one hundred sixty-eight trillion, five hundred forty-five billion, one hundred eighty-five million, eight hundred seventy-five thousand, one hundred forty-eight".