5581802250 has 96 divisors (see below), whose sum is σ = 15414617088. Its totient is φ = 1456783200.

The previous prime is 5581802249. The next prime is 5581802251. The reversal of 5581802250 is 522081855.

5581802250 is a `hidden beast` number, since 5 + 581 + 8 + 0 + 22 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (5581802249) and next prime (5581802251).

It is not an unprimeable number, because it can be changed into a prime (5581802251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79359 + ... + 132141.

It is an arithmetic number, because the mean of its divisors is an integer number (160568928).

Almost surely, 2^5581802250 is an apocalyptic number.

5581802250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5581802250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7707308544).

5581802250 is an abundant number, since it is smaller than the sum of its proper divisors (9832814838).

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

5581802250 is a wasteful number, since it uses less digits than its factorization.

5581802250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52853 (or 52840 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 36.

The square root of 5581802250 is about 74711.4599643187. The cubic root of 5581802250 is about 1773.8823619504.

The spelling of 5581802250 in words is "five billion, five hundred eighty-one million, eight hundred two thousand, two hundred fifty".