317112744032 has 96 divisors (see below), whose sum is σ = 741333902400. Its totient is φ = 130645444608.

The previous prime is 317112744031. The next prime is 317112744139. The reversal of 317112744032 is 230447211713.

It is a junction number, because it is equal to n+sod(n) for n = 317112743983 and 317112744001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317112744031) 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 15 ways as a sum of consecutive naturals, for example, 1380998 + ... + 1594170.

It is an arithmetic number, because the mean of its divisors is an integer number (7722228150).

Almost surely, 2^317112744032 is an apocalyptic number.

317112744032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 317112744032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370666951200).

317112744032 is an abundant number, since it is smaller than the sum of its proper divisors (424221158368).

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

317112744032 is a wasteful number, since it uses less digits than its factorization.

317112744032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213448 (or 213440 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

Adding to 317112744032 its reverse (230447211713), we get a palindrome (547559955745).

The spelling of 317112744032 in words is "three hundred seventeen billion, one hundred twelve million, seven hundred forty-four thousand, thirty-two".