5581823142 has 24 divisors (see below), whose sum is σ = 12986283096. Its totient is φ = 1594806528.

The previous prime is 5581823099. The next prime is 5581823153. The reversal of 5581823142 is 2413281855.

It is a self number, because there is not a number n which added to its sum of digits gives 5581823142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9492603 + ... + 9493190.

It is an arithmetic number, because the mean of its divisors is an integer number (541095129).

Almost surely, 2^5581823142 is an apocalyptic number.

5581823142 is an abundant number, since it is smaller than the sum of its proper divisors (7404459954).

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

5581823142 is a wasteful number, since it uses less digits than its factorization.

5581823142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18985812 (or 18985805 counting only the distinct ones).

The product of its digits is 76800, while the sum is 39.

The square root of 5581823142 is about 74711.5997820954. The cubic root of 5581823142 is about 1773.8845750889.

The spelling of 5581823142 in words is "five billion, five hundred eighty-one million, eight hundred twenty-three thousand, one hundred forty-two".