56483240509 has 2 divisors, whose sum is σ = 56483240510. Its totient is φ = 56483240508.

The previous prime is 56483240501. The next prime is 56483240531. The reversal of 56483240509 is 90504238465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32131638009 + 24351602500 = 179253^2 + 156050^2 .

It is a cyclic number.

It is not a de Polignac number, because 56483240509 - 2³ = 56483240501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56483240501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28241620254 + 28241620255.

It is an arithmetic number, because the mean of its divisors is an integer number (28241620255).

Almost surely, 2^56483240509 is an apocalyptic number.

It is an amenable number.

56483240509 is a deficient number, since it is larger than the sum of its proper divisors (1).

56483240509 is an equidigital number, since it uses as much as digits as its factorization.

56483240509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 56483240509 in words is "fifty-six billion, four hundred eighty-three million, two hundred forty thousand, five hundred nine".