320133225525 has 12 divisors (see below), whose sum is σ = 529286932992. Its totient is φ = 170737720240.

The previous prime is 320133225463. The next prime is 320133225571. The reversal of 320133225525 is 525522331023.

It is not a de Polignac number, because 320133225525 - 2¹¹ = 320133223477 is a prime.

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 (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2134221429 + ... + 2134221578.

It is an arithmetic number, because the mean of its divisors is an integer number (44107244416).

Almost surely, 2^320133225525 is an apocalyptic number.

It is an amenable number.

320133225525 is a deficient number, since it is larger than the sum of its proper divisors (209153707467).

320133225525 is a wasteful number, since it uses less digits than its factorization.

320133225525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268443020 (or 4268443015 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 320133225525 its reverse (525522331023), we get a palindrome (845655556548).

The spelling of 320133225525 in words is "three hundred twenty billion, one hundred thirty-three million, two hundred twenty-five thousand, five hundred twenty-five".