5447356389 has 12 divisors (see below), whose sum is σ = 7869045600. Its totient is φ = 3631274664.

The previous prime is 5447356381. The next prime is 5447356403. The reversal of 5447356389 is 9836537445.

5447356389 is a `hidden beast` number, since 5 + 4 + 4 + 73 + 563 + 8 + 9 = 666.

It is not a de Polignac number, because 5447356389 - 2³ = 5447356381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5447356381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190192 + ... + 216950.

It is an arithmetic number, because the mean of its divisors is an integer number (655753800).

Almost surely, 2^5447356389 is an apocalyptic number.

It is an amenable number.

5447356389 is a deficient number, since it is larger than the sum of its proper divisors (2421689211).

5447356389 is a wasteful number, since it uses less digits than its factorization.

5447356389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49384 (or 49381 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The square root of 5447356389 is about 73806.2083364266. The cubic root of 5447356389 is about 1759.5242762326.

The spelling of 5447356389 in words is "five billion, four hundred forty-seven million, three hundred fifty-six thousand, three hundred eighty-nine".