5581049039 has 6 divisors (see below), whose sum is σ = 5587044960. Its totient is φ = 5575059056.

The previous prime is 5581049003. The next prime is 5581049041. The reversal of 5581049039 is 9309401855.

It is a happy number.

It is not a de Polignac number, because 5581049039 - 2³² = 1286081743 is a prime.

It is a super-2 number, since 2×5581049039² = 62296216751445647042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581049099) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1659842 + ... + 1663200.

It is an arithmetic number, because the mean of its divisors is an integer number (931174160).

Almost surely, 2^5581049039 is an apocalyptic number.

5581049039 is a deficient number, since it is larger than the sum of its proper divisors (5995921).

5581049039 is an frugal number, since it uses more digits than its factorization.

5581049039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5937 (or 4648 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 44.

The square root of 5581049039 is about 74706.4189946219. The cubic root of 5581049039 is about 1773.8025688566.

The spelling of 5581049039 in words is "five billion, five hundred eighty-one million, forty-nine thousand, thirty-nine".