320024431402 has 16 divisors (see below), whose sum is σ = 517880795040. Its totient is φ = 147441226032.

The previous prime is 320024431357. The next prime is 320024431423. The reversal of 320024431402 is 204134420023.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 10916652 + ... + 10945927.

It is an arithmetic number, because the mean of its divisors is an integer number (32367549690).

Almost surely, 2^320024431402 is an apocalyptic number.

320024431402 is a deficient number, since it is larger than the sum of its proper divisors (197856363638).

320024431402 is a wasteful number, since it uses less digits than its factorization.

320024431402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21863157.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 320024431402 its reverse (204134420023), we get a palindrome (524158851425).

The spelling of 320024431402 in words is "three hundred twenty billion, twenty-four million, four hundred thirty-one thousand, four hundred two".