56531413559 has 2 divisors, whose sum is σ = 56531413560. Its totient is φ = 56531413558.

The previous prime is 56531413541. The next prime is 56531413567. The reversal of 56531413559 is 95531413565.

56531413559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56531413559 - 2³² = 52236446263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56531413759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28265706779 + 28265706780.

It is an arithmetic number, because the mean of its divisors is an integer number (28265706780).

Almost surely, 2^56531413559 is an apocalyptic number.

56531413559 is a deficient number, since it is larger than the sum of its proper divisors (1).

56531413559 is an equidigital number, since it uses as much as digits as its factorization.

56531413559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1215000, while the sum is 47.

The spelling of 56531413559 in words is "fifty-six billion, five hundred thirty-one million, four hundred thirteen thousand, five hundred fifty-nine".