165153324 has 72 divisors (see below), whose sum is σ = 451380720. Its totient is φ = 46859904.

The previous prime is 165153257. The next prime is 165153341. The reversal of 165153324 is 423351561.

It is a junction number, because it is equal to n+sod(n) for n = 165153291 and 165153300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91422 + ... + 93210.

Almost surely, 2^165153324 is an apocalyptic number.

165153324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165153324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225690360).

165153324 is an abundant number, since it is smaller than the sum of its proper divisors (286227396).

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

165153324 is a wasteful number, since it uses less digits than its factorization.

165153324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967 (or 1958 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 165153324 is about 12851.1993214641. The cubic root of 165153324 is about 548.6504920378.

The spelling of 165153324 in words is "one hundred sixty-five million, one hundred fifty-three thousand, three hundred twenty-four".