5581450037 has 4 divisors (see below), whose sum is σ = 5732300076. Its totient is φ = 5430600000.

The previous prime is 5581450031. The next prime is 5581450057. The reversal of 5581450037 is 7300541855.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3904875121 + 1676574916 = 62489^2 + 40946^2 .

It is a cyclic number.

It is not a de Polignac number, because 5581450037 - 2¹⁴ = 5581433653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581450031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75424964 + ... + 75425037.

It is an arithmetic number, because the mean of its divisors is an integer number (1433075019).

Almost surely, 2^5581450037 is an apocalyptic number.

It is an amenable number.

5581450037 is a deficient number, since it is larger than the sum of its proper divisors (150850039).

5581450037 is a wasteful number, since it uses less digits than its factorization.

5581450037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150850038.

The product of its (nonzero) digits is 84000, while the sum is 38.

The square root of 5581450037 is about 74709.1027720184. The cubic root of 5581450037 is about 1773.8450503712.

The spelling of 5581450037 in words is "five billion, five hundred eighty-one million, four hundred fifty thousand, thirty-seven".