556005599 has 4 divisors (see below), whose sum is σ = 556790520. Its totient is φ = 555220680.

The previous prime is 556005559. The next prime is 556005613. The reversal of 556005599 is 995500655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 556005599 - 2⁸ = 556005343 is a prime.

It is a super-2 number, since 2×556005599² = 618284452238697602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556005509) 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 in 3 ways as a sum of consecutive naturals, for example, 391397 + ... + 392814.

It is an arithmetic number, because the mean of its divisors is an integer number (139197630).

Almost surely, 2^556005599 is an apocalyptic number.

556005599 is a deficient number, since it is larger than the sum of its proper divisors (784921).

556005599 is an equidigital number, since it uses as much as digits as its factorization.

556005599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784920.

The product of its (nonzero) digits is 303750, while the sum is 44.

The square root of 556005599 is about 23579.7709700497. The cubic root of 556005599 is about 822.2926120453.

The spelling of 556005599 in words is "five hundred fifty-six million, five thousand, five hundred ninety-nine".