165675352323604 has 12 divisors (see below), whose sum is σ = 306986682246804. Its totient is φ = 77964871681664.

The previous prime is 165675352323601. The next prime is 165675352323623. The reversal of 165675352323604 is 406323253576561.

It can be written as a sum of positive squares in 2 ways, for example, as 102556331540100 + 63119020783504 = 10127010^2 + 7944748^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165675352323601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218201119959 + ... + 1218201120094.

It is an arithmetic number, because the mean of its divisors is an integer number (25582223520567).

Almost surely, 2^{165675352323604} is an apocalyptic number.

It is an amenable number.

165675352323604 is a deficient number, since it is larger than the sum of its proper divisors (141311329923200).

165675352323604 is a wasteful number, since it uses less digits than its factorization.

165675352323604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436402240074 (or 2436402240072 counting only the distinct ones).

The product of its (nonzero) digits is 81648000, while the sum is 58.

The spelling of 165675352323604 in words is "one hundred sixty-five trillion, six hundred seventy-five billion, three hundred fifty-two million, three hundred twenty-three thousand, six hundred four".