304131540312 has 48 divisors (see below), whose sum is σ = 823914560040. Its totient is φ = 101349491328.

The previous prime is 304131540301. The next prime is 304131540331. The reversal of 304131540312 is 213045131403.

It is a happy number.

304131540312 is a `hidden beast` number, since 30 + 4 + 1 + 315 + 4 + 0 + 312 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310558 + ... + 839469.

Almost surely, 2^304131540312 is an apocalyptic number.

It is an amenable number.

304131540312 is an abundant number, since it is smaller than the sum of its proper divisors (519783019728).

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

304131540312 is a wasteful number, since it uses less digits than its factorization.

304131540312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153712 (or 1153705 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 304131540312 its reverse (213045131403), we get a palindrome (517176671715).

The spelling of 304131540312 in words is "three hundred four billion, one hundred thirty-one million, five hundred forty thousand, three hundred twelve".