317044563540 has 24 divisors (see below), whose sum is σ = 887724778080. Its totient is φ = 84545216928.

The previous prime is 317044563523. The next prime is 317044563569. The reversal of 317044563540 is 45365440713.

It is a junction number, because it is equal to n+sod(n) for n = 317044563492 and 317044563501.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2642037970 + ... + 2642038089.

It is an arithmetic number, because the mean of its divisors is an integer number (36988532420).

Almost surely, 2^317044563540 is an apocalyptic number.

317044563540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

317044563540 is an abundant number, since it is smaller than the sum of its proper divisors (570680214540).

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

317044563540 is a wasteful number, since it uses less digits than its factorization.

317044563540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284076071 (or 5284076069 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 317044563540 in words is "three hundred seventeen billion, forty-four million, five hundred sixty-three thousand, five hundred forty".