165662543614325 has 96 divisors (see below), whose sum is σ = 222237908399232. Its totient is φ = 122047810560000.

The previous prime is 165662543614319. The next prime is 165662543614333. The reversal of 165662543614325 is 523416345266561.

It is not a de Polignac number, because 165662543614325 - 2¹⁸ = 165662543352181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22967214419 + ... + 22967221631.

It is an arithmetic number, because the mean of its divisors is an integer number (2314978212492).

Almost surely, 2^{165662543614325} is an apocalyptic number.

It is an amenable number.

165662543614325 is a deficient number, since it is larger than the sum of its proper divisors (56575364784907).

165662543614325 is a wasteful number, since it uses less digits than its factorization.

165662543614325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13095 (or 13090 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 59.

The spelling of 165662543614325 in words is "one hundred sixty-five trillion, six hundred sixty-two billion, five hundred forty-three million, six hundred fourteen thousand, three hundred twenty-five".