556000033 has 2 divisors, whose sum is σ = 556000034. Its totient is φ = 556000032.

The previous prime is 556000013. The next prime is 556000069. The reversal of 556000033 is 330000655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 534904384 + 21095649 = 23128^2 + 4593^2 .

It is a cyclic number.

It is not a de Polignac number, because 556000033 - 2⁵ = 556000001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555999968 and 556000013.

It is not a weakly prime, because it can be changed into another prime (556000013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278000016 + 278000017.

It is an arithmetic number, because the mean of its divisors is an integer number (278000017).

Almost surely, 2^556000033 is an apocalyptic number.

It is an amenable number.

556000033 is a deficient number, since it is larger than the sum of its proper divisors (1).

556000033 is an equidigital number, since it uses as much as digits as its factorization.

556000033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 556000033 is about 23579.6529448590. The cubic root of 556000033 is about 822.2898681305.

Adding to 556000033 its reverse (330000655), we get a palindrome (886000688).

The spelling of 556000033 in words is "five hundred fifty-six million, thirty-three", and thus it is an aban number.