556705521083 has 2 divisors, whose sum is σ = 556705521084. Its totient is φ = 556705521082.

The previous prime is 556705521067. The next prime is 556705521157. The reversal of 556705521083 is 380125507655.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556705521083 - 2⁴ = 556705521067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (556725521083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278352760541 + 278352760542.

It is an arithmetic number, because the mean of its divisors is an integer number (278352760542).

Almost surely, 2^556705521083 is an apocalyptic number.

556705521083 is a deficient number, since it is larger than the sum of its proper divisors (1).

556705521083 is an equidigital number, since it uses as much as digits as its factorization.

556705521083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260000, while the sum is 47.

The spelling of 556705521083 in words is "five hundred fifty-six billion, seven hundred five million, five hundred twenty-one thousand, eighty-three".