325223444405065 has 8 divisors (see below), whose sum is σ = 390270478843080. Its totient is φ = 260177191819392.

The previous prime is 325223444405063. The next prime is 325223444405081. The reversal of 325223444405065 is 560504444322523.

It can be written as a sum of positive squares in 4 ways, for example, as 34547780485696 + 290675663919369 = 5877736^2 + 17049213^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 325223444405065 - 2¹ = 325223444405063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325223444405063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194547570 + ... + 196212139.

It is an arithmetic number, because the mean of its divisors is an integer number (48783809855385).

Almost surely, 2^{325223444405065} is an apocalyptic number.

It is an amenable number.

325223444405065 is a deficient number, since it is larger than the sum of its proper divisors (65047034438015).

325223444405065 is a wasteful number, since it uses less digits than its factorization.

325223444405065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390926171.

The product of its (nonzero) digits is 13824000, while the sum is 49.

Adding to 325223444405065 its reverse (560504444322523), we get a palindrome (885727888727588).

The spelling of 325223444405065 in words is "three hundred twenty-five trillion, two hundred twenty-three billion, four hundred forty-four million, four hundred five thousand, sixty-five".