5556556507 has 2 divisors, whose sum is σ = 5556556508. Its totient is φ = 5556556506.

The previous prime is 5556556477. The next prime is 5556556543. The reversal of 5556556507 is 7056556555.

5556556507 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5556556507 - 2¹¹ = 5556554459 is a prime.

It is not a weakly prime, because it can be changed into another prime (5556556007) 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, 2778278253 + 2778278254.

It is an arithmetic number, because the mean of its divisors is an integer number (2778278254).

Almost surely, 2^5556556507 is an apocalyptic number.

5556556507 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556556507 is an equidigital number, since it uses as much as digits as its factorization.

5556556507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3937500, while the sum is 49.

The square root of 5556556507 is about 74542.3135339922. The cubic root of 5556556507 is about 1771.2039758799.

The spelling of 5556556507 in words is "five billion, five hundred fifty-six million, five hundred fifty-six thousand, five hundred seven".