56543434583 has 2 divisors, whose sum is σ = 56543434584. Its totient is φ = 56543434582.

The previous prime is 56543434559. The next prime is 56543434609. The reversal of 56543434583 is 38543434565.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56543434583 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56543437583) 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 as a sum of consecutive naturals, namely, 28271717291 + 28271717292.

It is an arithmetic number, because the mean of its divisors is an integer number (28271717292).

Almost surely, 2^56543434583 is an apocalyptic number.

56543434583 is a deficient number, since it is larger than the sum of its proper divisors (1).

56543434583 is an equidigital number, since it uses as much as digits as its factorization.

56543434583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368000, while the sum is 50.

The spelling of 56543434583 in words is "fifty-six billion, five hundred forty-three million, four hundred thirty-four thousand, five hundred eighty-three".