317136206271 has 16 divisors (see below), whose sum is σ = 430675985024. Its totient is φ = 207532584864.

The previous prime is 317136206267. The next prime is 317136206297. The reversal of 317136206271 is 172602631713.

It is not a de Polignac number, because 317136206271 - 2² = 317136206267 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (317136206251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2730736 + ... + 2844501.

It is an arithmetic number, because the mean of its divisors is an integer number (26917249064).

Almost surely, 2^317136206271 is an apocalyptic number.

317136206271 is a deficient number, since it is larger than the sum of its proper divisors (113539778753).

317136206271 is a wasteful number, since it uses less digits than its factorization.

317136206271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5575590.

The product of its (nonzero) digits is 63504, while the sum is 39.

Adding to 317136206271 its reverse (172602631713), we get a palindrome (489738837984).

The spelling of 317136206271 in words is "three hundred seventeen billion, one hundred thirty-six million, two hundred six thousand, two hundred seventy-one".