320452211025 has 18 divisors (see below), whose sum is σ = 573965516150. Its totient is φ = 170907845760.

The previous prime is 320452210999. The next prime is 320452211041. The reversal of 320452211025 is 520112254023.

320452211025 is a `hidden beast` number, since 3 + 2 + 0 + 4 + 522 + 110 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 37344321 + 320414866704 = 6111^2 + 566052^2 .

It is not a de Polignac number, because 320452211025 - 2⁶ = 320452210961 is a prime.

It is a super-2 number, since 2×320452211025² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320452211025.

It is an unprimeable number.

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 17 ways as a sum of consecutive naturals, for example, 712115800 + ... + 712116249.

Almost surely, 2^320452211025 is an apocalyptic number.

It is an amenable number.

320452211025 is a deficient number, since it is larger than the sum of its proper divisors (253513305125).

320452211025 is a wasteful number, since it uses less digits than its factorization.

320452211025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424232065 (or 1424232057 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 320452211025 its reverse (520112254023), we get a palindrome (840564465048).

The spelling of 320452211025 in words is "three hundred twenty billion, four hundred fifty-two million, two hundred eleven thousand, twenty-five".