165375416 has 8 divisors (see below), whose sum is σ = 310078920. Its totient is φ = 82687704.

The previous prime is 165375409. The next prime is 165375433. The reversal of 165375416 is 614573561.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 165375416.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 10335956 + ... + 10335971.

It is an arithmetic number, because the mean of its divisors is an integer number (38759865).

Almost surely, 2^165375416 is an apocalyptic number.

It is an amenable number.

165375416 is a deficient number, since it is larger than the sum of its proper divisors (144703504).

165375416 is a wasteful number, since it uses less digits than its factorization.

165375416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20671933 (or 20671929 counting only the distinct ones).

The product of its digits is 75600, while the sum is 38.

The square root of 165375416 is about 12859.8373240100. The cubic root of 165375416 is about 548.8963167513.

The spelling of 165375416 in words is "one hundred sixty-five million, three hundred seventy-five thousand, four hundred sixteen".