317542022140 has 48 divisors (see below), whose sum is σ = 762311273472. Its totient is φ = 108841490496.

The previous prime is 317542022051. The next prime is 317542022197. The reversal of 317542022140 is 41220245713.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198717 + ... + 821323.

It is an arithmetic number, because the mean of its divisors is an integer number (15881484864).

Almost surely, 2^317542022140 is an apocalyptic number.

It is an amenable number.

317542022140 is an abundant number, since it is smaller than the sum of its proper divisors (444769251332).

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

317542022140 is a wasteful number, since it uses less digits than its factorization.

317542022140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626266 (or 626264 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 317542022140 its reverse (41220245713), we get a palindrome (358762267853).

The spelling of 317542022140 in words is "three hundred seventeen billion, five hundred forty-two million, twenty-two thousand, one hundred forty".