5447471368 has 8 divisors (see below), whose sum is σ = 10214008830. Its totient is φ = 2723735680.

The previous prime is 5447471333. The next prime is 5447471369. The reversal of 5447471368 is 8631747445.

It can be written as a sum of positive squares in only one way, i.e., 5446735204 + 736164 = 73802^2 + 858^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5447471369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340466953 + ... + 340466968.

Almost surely, 2^5447471368 is an apocalyptic number.

It is an amenable number.

5447471368 is a deficient number, since it is larger than the sum of its proper divisors (4766537462).

5447471368 is a wasteful number, since it uses less digits than its factorization.

5447471368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680933927 (or 680933923 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 49.

The square root of 5447471368 is about 73806.9872573051. The cubic root of 5447471368 is about 1759.5366557493.

The spelling of 5447471368 in words is "five billion, four hundred forty-seven million, four hundred seventy-one thousand, three hundred sixty-eight".