5581738056 has 32 divisors (see below), whose sum is σ = 14077841760. Its totient is φ = 1844113152.

The previous prime is 5581738051. The next prime is 5581738069. The reversal of 5581738056 is 6508371855.

It is a junction number, because it is equal to n+sod(n) for n = 5581737996 and 5581738014.

It is not an unprimeable number, because it can be changed into a prime (5581738051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026370 + ... + 1031793.

It is an arithmetic number, because the mean of its divisors is an integer number (439932555).

Almost surely, 2^5581738056 is an apocalyptic number.

It is an amenable number.

5581738056 is an abundant number, since it is smaller than the sum of its proper divisors (8496103704).

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

5581738056 is a wasteful number, since it uses less digits than its factorization.

5581738056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058285 (or 2058281 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 48.

The square root of 5581738056 is about 74711.0303502769. The cubic root of 5581738056 is about 1773.8755616951.

The spelling of 5581738056 in words is "five billion, five hundred eighty-one million, seven hundred thirty-eight thousand, fifty-six".