320032032125 has 32 divisors (see below), whose sum is σ = 430969200480. Its totient is φ = 235866432000.

The previous prime is 320032032121. The next prime is 320032032167. The reversal of 320032032125 is 521230230023.

It can be written as a sum of positive squares in 16 ways, for example, as 214455126649 + 105576905476 = 463093^2 + 324926^2 .

It is not a de Polignac number, because 320032032125 - 2² = 320032032121 is a prime.

It is a super-3 number, since 3×320032032125³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320032032125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320032032121) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 633665 + ... + 1020585.

It is an arithmetic number, because the mean of its divisors is an integer number (13467787515).

Almost surely, 2^320032032125 is an apocalyptic number.

It is an amenable number.

320032032125 is a deficient number, since it is larger than the sum of its proper divisors (110937168355).

320032032125 is a wasteful number, since it uses less digits than its factorization.

320032032125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387458 (or 387448 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 320032032125 its reverse (521230230023), we get a palindrome (841262262148).

The spelling of 320032032125 in words is "three hundred twenty billion, thirty-two million, thirty-two thousand, one hundred twenty-five".