168045166548 has 36 divisors (see below), whose sum is σ = 485463815200. Its totient is φ = 48012904656.

The previous prime is 168045166537. The next prime is 168045166573. The reversal of 168045166548 is 845661540861.

It is a happy number.

168045166548 is a `hidden beast` number, since 1 + 6 + 80 + 4 + 5 + 16 + 6 + 548 = 666.

168045166548 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 168045166494 and 168045166503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333422698 + ... + 333423201.

Almost surely, 2^168045166548 is an apocalyptic number.

168045166548 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

168045166548 is an abundant number, since it is smaller than the sum of its proper divisors (317418648652).

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

168045166548 is a wasteful number, since it uses less digits than its factorization.

168045166548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666845916 (or 666845911 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 54.

The spelling of 168045166548 in words is "one hundred sixty-eight billion, forty-five million, one hundred sixty-six thousand, five hundred forty-eight".