56784248539 has 2 divisors, whose sum is σ = 56784248540. Its totient is φ = 56784248538.

The previous prime is 56784248531. The next prime is 56784248561. The reversal of 56784248539 is 93584248765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56784248539 - 2³ = 56784248531 is a prime.

It is not a weakly prime, because it can be changed into another prime (56784248531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28392124269 + 28392124270.

It is an arithmetic number, because the mean of its divisors is an integer number (28392124270).

Almost surely, 2^56784248539 is an apocalyptic number.

56784248539 is a deficient number, since it is larger than the sum of its proper divisors (1).

56784248539 is an equidigital number, since it uses as much as digits as its factorization.

56784248539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58060800, while the sum is 61.

The spelling of 56784248539 in words is "fifty-six billion, seven hundred eighty-four million, two hundred forty-eight thousand, five hundred thirty-nine".