56554511603 has 2 divisors, whose sum is σ = 56554511604. Its totient is φ = 56554511602.

The previous prime is 56554511569. The next prime is 56554511641. The reversal of 56554511603 is 30611545565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56554511603 - 2¹⁴ = 56554495219 is a prime.

It is not a weakly prime, because it can be changed into another prime (56554510603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28277255801 + 28277255802.

It is an arithmetic number, because the mean of its divisors is an integer number (28277255802).

Almost surely, 2^56554511603 is an apocalyptic number.

56554511603 is a deficient number, since it is larger than the sum of its proper divisors (1).

56554511603 is an equidigital number, since it uses as much as digits as its factorization.

56554511603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 56554511603 in words is "fifty-six billion, five hundred fifty-four million, five hundred eleven thousand, six hundred three".