5581546944 has 56 divisors (see below), whose sum is σ = 15277094160. Its totient is φ = 1796358144.

The previous prime is 5581546939. The next prime is 5581546961. The reversal of 5581546944 is 4496451855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495649 + ... + 506784.

Almost surely, 2^5581546944 is an apocalyptic number.

It is an amenable number.

5581546944 is an abundant number, since it is smaller than the sum of its proper divisors (9695547216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5581546944 is a wasteful number, since it uses less digits than its factorization.

5581546944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002477 (or 1002467 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 51.

The square root of 5581546944 is about 74709.7513314025. The cubic root of 5581546944 is about 1773.8553163419.

The spelling of 5581546944 in words is "five billion, five hundred eighty-one million, five hundred forty-six thousand, nine hundred forty-four".