168045452 has 48 divisors (see below), whose sum is σ = 316673280. Its totient is φ = 77846208.

The previous prime is 168045431. The next prime is 168045469. The reversal of 168045452 is 254540861.

168045452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450338 + ... + 450710.

It is an arithmetic number, because the mean of its divisors is an integer number (6597360).

Almost surely, 2^168045452 is an apocalyptic number.

It is an amenable number.

168045452 is a deficient number, since it is larger than the sum of its proper divisors (148627828).

168045452 is a wasteful number, since it uses less digits than its factorization.

168045452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 168045452 is about 12963.2346272063. The cubic root of 168045452 is about 551.8345921471.

The spelling of 168045452 in words is "one hundred sixty-eight million, forty-five thousand, four hundred fifty-two".