165153670 has 32 divisors (see below), whose sum is σ = 325264896. Its totient is φ = 59877600.

The previous prime is 165153661. The next prime is 165153673. The reversal of 165153670 is 76351561.

165153670 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165153673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38325 + ... + 42415.

It is an arithmetic number, because the mean of its divisors is an integer number (10164528).

Almost surely, 2^165153670 is an apocalyptic number.

165153670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165153670 is a deficient number, since it is larger than the sum of its proper divisors (160111226).

165153670 is a wasteful number, since it uses less digits than its factorization.

165153670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4476.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 165153670 is about 12851.2127832357. The cubic root of 165153670 is about 548.6508751827.

The spelling of 165153670 in words is "one hundred sixty-five million, one hundred fifty-three thousand, six hundred seventy".