165048144 has 40 divisors (see below), whose sum is σ = 427047072. Its totient is φ = 54929280.

The previous prime is 165048137. The next prime is 165048151. The reversal of 165048144 is 441840561.

It is an interprime number because it is at equal distance from previous prime (165048137) and next prime (165048151).

It is a congruent number.

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, 32839 + ... + 37529.

Almost surely, 2^165048144 is an apocalyptic number.

It is an amenable number.

165048144 is an abundant number, since it is smaller than the sum of its proper divisors (261998928).

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

165048144 is a wasteful number, since it uses less digits than its factorization.

165048144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5435 (or 5429 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 165048144 is about 12847.1064446435. The cubic root of 165048144 is about 548.5339956166.

It can be divided in two parts, 1650 and 48144, that added together give a palindrome (49794).

The spelling of 165048144 in words is "one hundred sixty-five million, forty-eight thousand, one hundred forty-four".