5558531389 has 4 divisors (see below), whose sum is σ = 5559837120. Its totient is φ = 5557225660.

The previous prime is 5558531387. The next prime is 5558531399. The reversal of 5558531389 is 9831358555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5558531389 - 2¹ = 5558531387 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 (5558531387) 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, 646459 + ... + 655000.

It is an arithmetic number, because the mean of its divisors is an integer number (1389959280).

Almost surely, 2^5558531389 is an apocalyptic number.

It is an amenable number.

5558531389 is a deficient number, since it is larger than the sum of its proper divisors (1305731).

5558531389 is a wasteful number, since it uses less digits than its factorization.

5558531389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305730.

The product of its digits is 3240000, while the sum is 52.

The square root of 5558531389 is about 74555.5590750951. The cubic root of 5558531389 is about 1771.4137883494.

The spelling of 5558531389 in words is "five billion, five hundred fifty-eight million, five hundred thirty-one thousand, three hundred eighty-nine".