316825217705 has 8 divisors (see below), whose sum is σ = 380653348104. Its totient is φ = 253151449600.

The previous prime is 316825217699. The next prime is 316825217711. The reversal of 316825217705 is 507712528613.

It is an interprime number because it is at equal distance from previous prime (316825217699) and next prime (316825217711).

It can be written as a sum of positive squares in 4 ways, for example, as 97886385424 + 218938832281 = 312868^2 + 467909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 316825217705 - 2⁴ = 316825217689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 316825217705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38586056 + ... + 38594265.

It is an arithmetic number, because the mean of its divisors is an integer number (47581668513).

Almost surely, 2^316825217705 is an apocalyptic number.

It is an amenable number.

316825217705 is a deficient number, since it is larger than the sum of its proper divisors (63828130399).

316825217705 is an equidigital number, since it uses as much as digits as its factorization.

316825217705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77181147.

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 316825217705 in words is "three hundred sixteen billion, eight hundred twenty-five million, two hundred seventeen thousand, seven hundred five".