165150340 has 24 divisors (see below), whose sum is σ = 347058432. Its totient is φ = 66013920.

The previous prime is 165150319. The next prime is 165150353. The reversal of 165150340 is 43051561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50227 + ... + 53413.

It is an arithmetic number, because the mean of its divisors is an integer number (14460768).

Almost surely, 2^165150340 is an apocalyptic number.

165150340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165150340 is an abundant number, since it is smaller than the sum of its proper divisors (181908092).

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

165150340 is a wasteful number, since it uses less digits than its factorization.

165150340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5787 (or 5785 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 165150340 is about 12851.0832228260. The cubic root of 165150340 is about 548.6471876681.

The spelling of 165150340 in words is "one hundred sixty-five million, one hundred fifty thousand, three hundred forty".