312344103221408 has 48 divisors (see below), whose sum is σ = 615314838456360. Its totient is φ = 156073673097216.

The previous prime is 312344103221407. The next prime is 312344103221431. The reversal of 312344103221408 is 804122301443213.

It can be written as a sum of positive squares in 4 ways, for example, as 93368389703824 + 218975713517584 = 9662732^2 + 14797828^2 .

It is not an unprimeable number, because it can be changed into a prime (312344103221407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3420691658 + ... + 3420782966.

Almost surely, 2^{312344103221408} is an apocalyptic number.

It is an amenable number.

312344103221408 is a deficient number, since it is larger than the sum of its proper divisors (302970735234952).

312344103221408 is a wasteful number, since it uses less digits than its factorization.

312344103221408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157489 (or 157481 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 312344103221408 in words is "three hundred twelve trillion, three hundred forty-four billion, one hundred three million, two hundred twenty-one thousand, four hundred eight".