331823430452 has 48 divisors (see below), whose sum is σ = 602022220800. Its totient is φ = 159920822880.

The previous prime is 331823430353. The next prime is 331823430467. The reversal of 331823430452 is 254034328133.

It is a super-2 number, since 2×331823430452² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33407927 + ... + 33417857.

It is an arithmetic number, because the mean of its divisors is an integer number (12542129600).

Almost surely, 2^331823430452 is an apocalyptic number.

It is an amenable number.

331823430452 is a deficient number, since it is larger than the sum of its proper divisors (270198790348).

331823430452 is a wasteful number, since it uses less digits than its factorization.

331823430452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12516 (or 12514 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 331823430452 its reverse (254034328133), we get a palindrome (585857758585).

The spelling of 331823430452 in words is "three hundred thirty-one billion, eight hundred twenty-three million, four hundred thirty thousand, four hundred fifty-two".