320200412432 has 20 divisors (see below), whose sum is σ = 620502488796. Its totient is φ = 160070737920.

The previous prime is 320200412431. The next prime is 320200412473. The reversal of 320200412432 is 234214002023.

It can be written as a sum of positive squares in 2 ways, for example, as 252924503056 + 67275909376 = 502916^2 + 259376^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320200412398 and 320200412407.

It is not an unprimeable number, because it can be changed into a prime (320200412431) 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 3 ways as a sum of consecutive naturals, for example, 1751993 + ... + 1926104.

Almost surely, 2^320200412432 is an apocalyptic number.

It is an amenable number.

320200412432 is a deficient number, since it is larger than the sum of its proper divisors (300302076364).

320200412432 is a wasteful number, since it uses less digits than its factorization.

320200412432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683546 (or 3683540 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 320200412432 its reverse (234214002023), we get a palindrome (554414414455).

The spelling of 320200412432 in words is "three hundred twenty billion, two hundred million, four hundred twelve thousand, four hundred thirty-two".