556535221163 has 2 divisors, whose sum is σ = 556535221164. Its totient is φ = 556535221162.

The previous prime is 556535221159. The next prime is 556535221219. The reversal of 556535221163 is 361122535655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556535221163 - 2² = 556535221159 is a prime.

It is not a weakly prime, because it can be changed into another prime (556535421163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278267610581 + 278267610582.

It is an arithmetic number, because the mean of its divisors is an integer number (278267610582).

Almost surely, 2^556535221163 is an apocalyptic number.

556535221163 is a deficient number, since it is larger than the sum of its proper divisors (1).

556535221163 is an equidigital number, since it uses as much as digits as its factorization.

556535221163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810000, while the sum is 44.

The spelling of 556535221163 in words is "five hundred fifty-six billion, five hundred thirty-five million, two hundred twenty-one thousand, one hundred sixty-three".