320332145342 has 16 divisors (see below), whose sum is σ = 528511943664. Its totient is φ = 145605519400.

The previous prime is 320332145333. The next prime is 320332145359. The reversal of 320332145342 is 243541233023.

It is a super-3 number, since 3×320332145342³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 320332145299 and 320332145308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60164909 + ... + 60170232.

It is an arithmetic number, because the mean of its divisors is an integer number (33031996479).

Almost surely, 2^320332145342 is an apocalyptic number.

320332145342 is a deficient number, since it is larger than the sum of its proper divisors (208179798322).

320332145342 is a wasteful number, since it uses less digits than its factorization.

320332145342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120335176 (or 120335154 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 320332145342 its reverse (243541233023), we get a palindrome (563873378365).

The spelling of 320332145342 in words is "three hundred twenty billion, three hundred thirty-two million, one hundred forty-five thousand, three hundred forty-two".