165243360 has 48 divisors (see below), whose sum is σ = 520518096. Its totient is φ = 44064768.

The previous prime is 165243359. The next prime is 165243371. The reversal of 165243360 is 63342561.

165243360 is digitally balanced in base 2, because in such base 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 (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 171649 + ... + 172608.

It is an arithmetic number, because the mean of its divisors is an integer number (10844127).

Almost surely, 2^165243360 is an apocalyptic number.

165243360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165243360 is an abundant number, since it is smaller than the sum of its proper divisors (355274736).

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

165243360 is a wasteful number, since it uses less digits than its factorization.

165243360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344275 (or 344267 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 165243360 is about 12854.7018635206. The cubic root of 165243360 is about 548.7501758154.

The spelling of 165243360 in words is "one hundred sixty-five million, two hundred forty-three thousand, three hundred sixty".