56544050413 has 2 divisors, whose sum is σ = 56544050414. Its totient is φ = 56544050412.

The previous prime is 56544050411. The next prime is 56544050449. The reversal of 56544050413 is 31405044565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40908298564 + 15635751849 = 202258^2 + 125043^2 .

It is a cyclic number.

It is not a de Polignac number, because 56544050413 - 2¹ = 56544050411 is a prime.

Together with 56544050411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56544050411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28272025206 + 28272025207.

It is an arithmetic number, because the mean of its divisors is an integer number (28272025207).

Almost surely, 2^56544050413 is an apocalyptic number.

It is an amenable number.

56544050413 is a deficient number, since it is larger than the sum of its proper divisors (1).

56544050413 is an equidigital number, since it uses as much as digits as its factorization.

56544050413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 56544050413 its reverse (31405044565), we get a palindrome (87949094978).

The spelling of 56544050413 in words is "fifty-six billion, five hundred forty-four million, fifty thousand, four hundred thirteen".