312315324435132 has 48 divisors (see below), whose sum is σ = 728933167291392. Its totient is φ = 104076908896960.

The previous prime is 312315324435091. The next prime is 312315324435151. The reversal of 312315324435132 is 231534423513213.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1250782657 + ... + 1251032327.

It is an arithmetic number, because the mean of its divisors is an integer number (15186107651904).

Almost surely, 2^{312315324435132} is an apocalyptic number.

It is an amenable number.

312315324435132 is an abundant number, since it is smaller than the sum of its proper divisors (416617842856260).

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

312315324435132 is a wasteful number, since it uses less digits than its factorization.

312315324435132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277498 (or 277496 counting only the distinct ones).

The product of its digits is 777600, while the sum is 42.

Adding to 312315324435132 its reverse (231534423513213), we get a palindrome (543849747948345).

The spelling of 312315324435132 in words is "three hundred twelve trillion, three hundred fifteen billion, three hundred twenty-four million, four hundred thirty-five thousand, one hundred thirty-two".