56814816313 has 16 divisors (see below), whose sum is σ = 60056225280. Its totient is φ = 53660130496.

The previous prime is 56814816299. The next prime is 56814816337. The reversal of 56814816313 is 31361841865.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 56814816313 - 2⁹ = 56814815801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56814816343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2834595 + ... + 2854567.

It is an arithmetic number, because the mean of its divisors is an integer number (3753514080).

Almost surely, 2^56814816313 is an apocalyptic number.

It is an amenable number.

56814816313 is a deficient number, since it is larger than the sum of its proper divisors (3241408967).

56814816313 is a wasteful number, since it uses less digits than its factorization.

56814816313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22136.

The product of its digits is 414720, while the sum is 46.

The spelling of 56814816313 in words is "fifty-six billion, eight hundred fourteen million, eight hundred sixteen thousand, three hundred thirteen".