168545106 has 24 divisors (see below), whose sum is σ = 386663004. Its totient is φ = 52876800.

The previous prime is 168545099. The next prime is 168545119. The reversal of 168545106 is 601545861.

168545106 is a `hidden beast` number, since 1 + 6 + 8 + 545 + 106 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 168350625 + 194481 = 12975^2 + 441^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 275095 + ... + 275706.

Almost surely, 2^168545106 is an apocalyptic number.

168545106 is an abundant number, since it is smaller than the sum of its proper divisors (218117898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168545106 is a wasteful number, since it uses less digits than its factorization.

168545106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550826 (or 550823 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 168545106 is about 12982.4922876927. The cubic root of 168545106 is about 552.3809791190.

The spelling of 168545106 in words is "one hundred sixty-eight million, five hundred forty-five thousand, one hundred six".