165753416 has 16 divisors (see below), whose sum is σ = 327145200. Its totient is φ = 78514704.

The previous prime is 165753403. The next prime is 165753421. The reversal of 165753416 is 614357561.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 165753416.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545090 + ... + 545393.

It is an arithmetic number, because the mean of its divisors is an integer number (20446575).

Almost surely, 2^165753416 is an apocalyptic number.

It is an amenable number.

165753416 is a deficient number, since it is larger than the sum of its proper divisors (161391784).

165753416 is a wasteful number, since it uses less digits than its factorization.

165753416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090508 (or 1090504 counting only the distinct ones).

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

The square root of 165753416 is about 12874.5258553471. The cubic root of 165753416 is about 549.3142041888.

It can be divided in two parts, 16575 and 3416, that added together give a palindrome (19991).

The spelling of 165753416 in words is "one hundred sixty-five million, seven hundred fifty-three thousand, four hundred sixteen".