316563162523 has 4 divisors (see below), whose sum is σ = 317047945968. Its totient is φ = 316078379080.

The previous prime is 316563162497. The next prime is 316563162541. The reversal of 316563162523 is 325261365613.

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

It is a cyclic number.

It is not a de Polignac number, because 316563162523 - 2⁹ = 316563162011 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 316563162523.

It is not an unprimeable number, because it can be changed into a prime (316563162023) 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, 242390743 + ... + 242392048.

It is an arithmetic number, because the mean of its divisors is an integer number (79261986492).

Almost surely, 2^316563162523 is an apocalyptic number.

316563162523 is a deficient number, since it is larger than the sum of its proper divisors (484783445).

316563162523 is an equidigital number, since it uses as much as digits as its factorization.

316563162523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484783444.

The product of its digits is 583200, while the sum is 43.

The spelling of 316563162523 in words is "three hundred sixteen billion, five hundred sixty-three million, one hundred sixty-two thousand, five hundred twenty-three".