5556556427 has 2 divisors, whose sum is σ = 5556556428. Its totient is φ = 5556556426.

The previous prime is 5556556417. The next prime is 5556556459. The reversal of 5556556427 is 7246556555.

5556556427 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 5556556427 - 2²⁴ = 5539779211 is a prime.

It is not a weakly prime, because it can be changed into another prime (5556556417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778278213 + 2778278214.

It is an arithmetic number, because the mean of its divisors is an integer number (2778278214).

Almost surely, 2^5556556427 is an apocalyptic number.

5556556427 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556556427 is an equidigital number, since it uses as much as digits as its factorization.

5556556427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6300000, while the sum is 50.

The square root of 5556556427 is about 74542.3129973842. The cubic root of 5556556427 is about 1771.2039673796.

The spelling of 5556556427 in words is "five billion, five hundred fifty-six million, five hundred fifty-six thousand, four hundred twenty-seven".