312322111319844 has 36 divisors (see below), whose sum is σ = 802861924584720. Its totient is φ = 102342838736880.

The previous prime is 312322111319843. The next prime is 312322111320029. The reversal of 312322111319844 is 448913111223213.

312322111319844 is a `hidden beast` number, since 3 + 1 + 2 + 322 + 1 + 1 + 1 + 319 + 8 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 312322111319844.

It is not an unprimeable number, because it can be changed into a prime (312322111319843) 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 11 ways as a sum of consecutive naturals, for example, 73522152142 + ... + 73522156389.

Almost surely, 2^{312322111319844} is an apocalyptic number.

It is an amenable number.

312322111319844 is an abundant number, since it is smaller than the sum of its proper divisors (490539813264876).

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

312322111319844 is a wasteful number, since it uses less digits than its factorization.

312322111319844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147044308600 (or 147044308595 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The spelling of 312322111319844 in words is "three hundred twelve trillion, three hundred twenty-two billion, one hundred eleven million, three hundred nineteen thousand, eight hundred forty-four".