312304411332 has 72 divisors (see below), whose sum is σ = 791659814400. Its totient is φ = 103808567808.

The previous prime is 312304411277. The next prime is 312304411337. The reversal of 312304411332 is 233114403213.

It is a happy number.

312304411332 is a `hidden beast` number, since 3 + 12 + 304 + 4 + 11 + 332 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 312304411296 and 312304411305.

It is not an unprimeable number, because it can be changed into a prime (312304411337) 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 23 ways as a sum of consecutive naturals, for example, 26877588 + ... + 26889204.

It is an arithmetic number, because the mean of its divisors is an integer number (10995275200).

Almost surely, 2^312304411332 is an apocalyptic number.

It is an amenable number.

312304411332 is an abundant number, since it is smaller than the sum of its proper divisors (479355403068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312304411332 is a wasteful number, since it uses less digits than its factorization.

312304411332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13665 (or 13660 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 312304411332 its reverse (233114403213), we get a palindrome (545418814545).

The spelling of 312304411332 in words is "three hundred twelve billion, three hundred four million, four hundred eleven thousand, three hundred thirty-two".