316320453160253 has 4 divisors (see below), whose sum is σ = 316396182265020. Its totient is φ = 316244724055488.

The previous prime is 316320453160241. The next prime is 316320453160321. The reversal of 316320453160253 is 352061354023613.

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 191146468778329 + 125173984381924 = 13825573^2 + 11188118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316320453160253 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 (316320453160223) 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, 37864546118 + ... + 37864554471.

It is an arithmetic number, because the mean of its divisors is an integer number (79099045566255).

Almost surely, 2^{316320453160253} is an apocalyptic number.

It is an amenable number.

316320453160253 is a deficient number, since it is larger than the sum of its proper divisors (75729104767).

316320453160253 is an equidigital number, since it uses as much as digits as its factorization.

316320453160253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75729104766.

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 316320453160253 in words is "three hundred sixteen trillion, three hundred twenty billion, four hundred fifty-three million, one hundred sixty thousand, two hundred fifty-three".