313903616543 has 16 divisors (see below), whose sum is σ = 345872249856. Its totient is φ = 282512845440.

The previous prime is 313903616527. The next prime is 313903616549. The reversal of 313903616543 is 345616309313.

It is a cyclic number.

It is not a de Polignac number, because 313903616543 - 2⁴ = 313903616527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313903616494 and 313903616503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313903616549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926396 + ... + 1219022.

It is an arithmetic number, because the mean of its divisors is an integer number (21617015616).

Almost surely, 2^313903616543 is an apocalyptic number.

313903616543 is a deficient number, since it is larger than the sum of its proper divisors (31968633313).

313903616543 is a wasteful number, since it uses less digits than its factorization.

313903616543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293614.

The product of its (nonzero) digits is 524880, while the sum is 44.

The spelling of 313903616543 in words is "three hundred thirteen billion, nine hundred three million, six hundred sixteen thousand, five hundred forty-three".