316249580543 has 4 divisors (see below), whose sum is σ = 340576471368. Its totient is φ = 291922689720.

The previous prime is 316249580527. The next prime is 316249580561. The reversal of 316249580543 is 345085942613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345085942613 = 53 ⋅6511055521.

It is a cyclic number.

It is not a de Polignac number, because 316249580543 - 2⁴ = 316249580527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 316249580491 and 316249580500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (316249580593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12163445393 + ... + 12163445418.

It is an arithmetic number, because the mean of its divisors is an integer number (85144117842).

Almost surely, 2^316249580543 is an apocalyptic number.

316249580543 is a deficient number, since it is larger than the sum of its proper divisors (24326890825).

316249580543 is a wasteful number, since it uses less digits than its factorization.

316249580543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24326890824.

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 316249580543 in words is "three hundred sixteen billion, two hundred forty-nine million, five hundred eighty thousand, five hundred forty-three".