317162421443543 has 8 divisors (see below), whose sum is σ = 342244018830000. Its totient is φ = 292178608063488.

The previous prime is 317162421443533. The next prime is 317162421443579. The reversal of 317162421443543 is 345344124261713.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 317162421443543 - 2⁴⁰ = 316062909815767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 317162421443491 and 317162421443500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317162421443533) 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, 24445994858 + ... + 24446007831.

It is an arithmetic number, because the mean of its divisors is an integer number (42780502353750).

Almost surely, 2^{317162421443543} is an apocalyptic number.

317162421443543 is a deficient number, since it is larger than the sum of its proper divisors (25081597386457).

317162421443543 is a wasteful number, since it uses less digits than its factorization.

317162421443543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48892003201.

The product of its digits is 5806080, while the sum is 50.

The spelling of 317162421443543 in words is "three hundred seventeen trillion, one hundred sixty-two billion, four hundred twenty-one million, four hundred forty-three thousand, five hundred forty-three".