165350546 has 4 divisors (see below), whose sum is σ = 248025822. Its totient is φ = 82675272.

The previous prime is 165350543. The next prime is 165350557. The reversal of 165350546 is 645053561.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 159643225 + 5707321 = 12635^2 + 2389^2 .

It is not an unprimeable number, because it can be changed into a prime (165350543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41337635 + ... + 41337638.

Almost surely, 2^165350546 is an apocalyptic number.

165350546 is a deficient number, since it is larger than the sum of its proper divisors (82675276).

165350546 is an equidigital number, since it uses as much as digits as its factorization.

165350546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82675275.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 165350546 is about 12858.8703236326. The cubic root of 165350546 is about 548.8688000944.

The spelling of 165350546 in words is "one hundred sixty-five million, three hundred fifty thousand, five hundred forty-six".