317831707342 has 32 divisors (see below), whose sum is σ = 498157228800. Its totient is φ = 151957840320.

The previous prime is 317831707337. The next prime is 317831707367. The reversal of 317831707342 is 243707138713.

It is a junction number, because it is equal to n+sod(n) for n = 317831707292 and 317831707301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947953 + ... + 1238659.

It is an arithmetic number, because the mean of its divisors is an integer number (15567413400).

Almost surely, 2^317831707342 is an apocalyptic number.

317831707342 is a deficient number, since it is larger than the sum of its proper divisors (180325521458).

317831707342 is a wasteful number, since it uses less digits than its factorization.

317831707342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291016.

The product of its (nonzero) digits is 592704, while the sum is 46.

The spelling of 317831707342 in words is "three hundred seventeen billion, eight hundred thirty-one million, seven hundred seven thousand, three hundred forty-two".