316450647365 has 4 divisors (see below), whose sum is σ = 379740776844. Its totient is φ = 253160517888.

The previous prime is 316450647361. The next prime is 316450647379. The reversal of 316450647365 is 563746054613.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 146362865476 + 170087781889 = 382574^2 + 412417^2 .

It is a cyclic number.

It is not a de Polignac number, because 316450647365 - 2² = 316450647361 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 (316450647361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31645064732 + ... + 31645064741.

It is an arithmetic number, because the mean of its divisors is an integer number (94935194211).

Almost surely, 2^316450647365 is an apocalyptic number.

It is an amenable number.

316450647365 is a deficient number, since it is larger than the sum of its proper divisors (63290129479).

316450647365 is an equidigital number, since it uses as much as digits as its factorization.

316450647365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63290129478.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 316450647365 in words is "three hundred sixteen billion, four hundred fifty million, six hundred forty-seven thousand, three hundred sixty-five".