556562651 has 2 divisors, whose sum is σ = 556562652. Its totient is φ = 556562650.

The previous prime is 556562581. The next prime is 556562653. The reversal of 556562651 is 156265655.

556562651 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 a de Polignac number, because none of the positive numbers 2^k-556562651 is a prime.

Together with 556562653, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 556562599 and 556562608.

It is not a weakly prime, because it can be changed into another prime (556562653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278281325 + 278281326.

It is an arithmetic number, because the mean of its divisors is an integer number (278281326).

Almost surely, 2^556562651 is an apocalyptic number.

556562651 is a deficient number, since it is larger than the sum of its proper divisors (1).

556562651 is an equidigital number, since it uses as much as digits as its factorization.

556562651 is an odious number, because the sum of its binary digits is odd.

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

The square root of 556562651 is about 23591.5800869717. The cubic root of 556562651 is about 822.5671337744.

The spelling of 556562651 in words is "five hundred fifty-six million, five hundred sixty-two thousand, six hundred fifty-one".