56318018976289 has 4 divisors (see below), whose sum is σ = 64363450258624. Its totient is φ = 48272587693956.

The previous prime is 56318018976281. The next prime is 56318018976311. The reversal of 56318018976289 is 98267981081365.

56318018976289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56318018976289 - 2³ = 56318018976281 is a prime.

It is a super-2 number, since 2×56318018976289² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56318018976281) 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, 4022715641157 + ... + 4022715641170.

It is an arithmetic number, because the mean of its divisors is an integer number (16090862564656).

Almost surely, 2^{56318018976289} is an apocalyptic number.

It is an amenable number.

56318018976289 is a deficient number, since it is larger than the sum of its proper divisors (8045431282335).

56318018976289 is an equidigital number, since it uses as much as digits as its factorization.

56318018976289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8045431282334.

The product of its (nonzero) digits is 313528320, while the sum is 73.

The spelling of 56318018976289 in words is "fifty-six trillion, three hundred eighteen billion, eighteen million, nine hundred seventy-six thousand, two hundred eighty-nine".