56284991073 has 10 divisors (see below), whose sum is σ = 84080048514. Its totient is φ = 37523327328.

The previous prime is 56284991051. The next prime is 56284991111. The reversal of 56284991073 is 37019948265.

56284991073 is a `hidden beast` number, since 5 + 628 + 4 + 9 + 9 + 1 + 0 + 7 + 3 = 666.

56284991073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 56060979984 + 224011089 = 236772^2 + 14967^2 .

It is not a de Polignac number, because 56284991073 - 2¹⁰ = 56284990049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56284991173) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 347438136 + ... + 347438297.

It is a 1-persistent number, because it is pandigital, but 2⋅56284991073 = 112569982146 is not.

Almost surely, 2^56284991073 is an apocalyptic number.

It is an amenable number.

56284991073 is a deficient number, since it is larger than the sum of its proper divisors (27795057441).

56284991073 is an equidigital number, since it uses as much as digits as its factorization.

56284991073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694876445 (or 694876436 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 56284991073 in words is "fifty-six billion, two hundred eighty-four million, nine hundred ninety-one thousand, seventy-three".