317206382342 has 4 divisors (see below), whose sum is σ = 475809573516. Its totient is φ = 158603191170.

The previous prime is 317206382327. The next prime is 317206382407. The reversal of 317206382342 is 243283602713.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243283602713 = 127 ⋅1915618919.

It is a self number, because there is not a number n which added to its sum of digits gives 317206382342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79301595584 + ... + 79301595587.

It is an arithmetic number, because the mean of its divisors is an integer number (118952393379).

Almost surely, 2^317206382342 is an apocalyptic number.

317206382342 is a deficient number, since it is larger than the sum of its proper divisors (158603191174).

317206382342 is a wasteful number, since it uses less digits than its factorization.

317206382342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158603191173.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 317206382342 in words is "three hundred seventeen billion, two hundred six million, three hundred eighty-two thousand, three hundred forty-two".