165384575 has 12 divisors (see below), whose sum is σ = 205243560. Its totient is φ = 132200160.

The previous prime is 165384553. The next prime is 165384599. The reversal of 165384575 is 575483561.

It is not a de Polignac number, because 165384575 - 2⁶ = 165384511 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45941 + ... + 49409.

It is an arithmetic number, because the mean of its divisors is an integer number (17103630).

Almost surely, 2^165384575 is an apocalyptic number.

165384575 is a deficient number, since it is larger than the sum of its proper divisors (39858985).

165384575 is a wasteful number, since it uses less digits than its factorization.

165384575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5386 (or 5381 counting only the distinct ones).

The product of its digits is 504000, while the sum is 44.

The square root of 165384575 is about 12860.1934277833. The cubic root of 165384575 is about 548.9064497539.

The spelling of 165384575 in words is "one hundred sixty-five million, three hundred eighty-four thousand, five hundred seventy-five".