165146141011326 has 16 divisors (see below), whose sum is σ = 336524211872784. Its totient is φ = 54010058695424.

The previous prime is 165146141011259. The next prime is 165146141011361. The reversal of 165146141011326 is 623110141641561.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 259663743411 + ... + 259663744046.

It is an arithmetic number, because the mean of its divisors is an integer number (21032763242049).

Almost surely, 2^{165146141011326} is an apocalyptic number.

165146141011326 is an abundant number, since it is smaller than the sum of its proper divisors (171378070861458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165146141011326 is a wasteful number, since it uses less digits than its factorization.

165146141011326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519327487515.

The product of its (nonzero) digits is 103680, while the sum is 42.

Adding to 165146141011326 its reverse (623110141641561), we get a palindrome (788256282652887).

The spelling of 165146141011326 in words is "one hundred sixty-five trillion, one hundred forty-six billion, one hundred forty-one million, eleven thousand, three hundred twenty-six".