316017135240261 has 64 divisors (see below), whose sum is σ = 547915869849600. Its totient is φ = 157330126953216.

The previous prime is 316017135240241. The next prime is 316017135240281. The reversal of 316017135240261 is 162042531710613.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (316017135240241) and next prime (316017135240281).

It is not a de Polignac number, because 316017135240261 - 2²¹ = 316017133143109 is a prime.

It is a super-2 number, since 2×316017135240261² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316017135240241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111847891 + ... + 114638496.

It is an arithmetic number, because the mean of its divisors is an integer number (8561185466400).

Almost surely, 2^{316017135240261} is an apocalyptic number.

It is an amenable number.

316017135240261 is a deficient number, since it is larger than the sum of its proper divisors (231898734609339).

316017135240261 is a wasteful number, since it uses less digits than its factorization.

316017135240261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226486698.

The product of its (nonzero) digits is 181440, while the sum is 42.

Adding to 316017135240261 its reverse (162042531710613), we get a palindrome (478059666950874).

The spelling of 316017135240261 in words is "three hundred sixteen trillion, seventeen billion, one hundred thirty-five million, two hundred forty thousand, two hundred sixty-one".