162545144 has 16 divisors (see below), whose sum is σ = 313009800. Its totient is φ = 79075872.

The previous prime is 162545113. The next prime is 162545147. The reversal of 162545144 is 441545261.

162545144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 162545144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162545147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274274 + ... + 274865.

Almost surely, 2^162545144 is an apocalyptic number.

It is an amenable number.

162545144 is a deficient number, since it is larger than the sum of its proper divisors (150464656).

162545144 is a wasteful number, since it uses less digits than its factorization.

162545144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549182 (or 549178 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 162545144 is about 12749.3193543812. The cubic root of 162545144 is about 545.7469700213.

The spelling of 162545144 in words is "one hundred sixty-two million, five hundred forty-five thousand, one hundred forty-four".