232168157321 has 8 divisors (see below), whose sum is σ = 232411144800. Its totient is φ = 231925297248.

The previous prime is 232168157209. The next prime is 232168157401. The reversal of 232168157321 is 123751861232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232168157321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (232168457321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3859130 + ... + 3918828.

It is an arithmetic number, because the mean of its divisors is an integer number (29051393100).

Almost surely, 2^232168157321 is an apocalyptic number.

It is an amenable number.

232168157321 is a deficient number, since it is larger than the sum of its proper divisors (242987479).

232168157321 is a wasteful number, since it uses less digits than its factorization.

232168157321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63703.

The product of its digits is 120960, while the sum is 41.

The spelling of 232168157321 in words is "two hundred thirty-two billion, one hundred sixty-eight million, one hundred fifty-seven thousand, three hundred twenty-one".