5556173389 has 4 divisors (see below), whose sum is σ = 5983571356. Its totient is φ = 5128775424.

The previous prime is 5556173377. The next prime is 5556173407. The reversal of 5556173389 is 9833716555.

5556173389 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1407525289 + 4148648100 = 37517^2 + 64410^2 .

It is a cyclic number.

It is not a de Polignac number, because 5556173389 - 2⁹ = 5556172877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556176389) 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, 213698964 + ... + 213698989.

It is an arithmetic number, because the mean of its divisors is an integer number (1495892839).

Almost surely, 2^5556173389 is an apocalyptic number.

It is an amenable number.

5556173389 is a deficient number, since it is larger than the sum of its proper divisors (427397967).

5556173389 is a wasteful number, since it uses less digits than its factorization.

5556173389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427397966.

The product of its digits is 3402000, while the sum is 52.

The square root of 5556173389 is about 74539.7436875121. The cubic root of 5556173389 is about 1771.1632674711.

The spelling of 5556173389 in words is "five billion, five hundred fifty-six million, one hundred seventy-three thousand, three hundred eighty-nine".