5561010591 has 8 divisors (see below), whose sum is σ = 7438371120. Its totient is φ = 3695495232.

The previous prime is 5561010589. The next prime is 5561010599. The reversal of 5561010591 is 1950101655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5561010591 - 2¹ = 5561010589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561010599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2960196 + ... + 2962073.

It is an arithmetic number, because the mean of its divisors is an integer number (929796390).

Almost surely, 2^5561010591 is an apocalyptic number.

5561010591 is a deficient number, since it is larger than the sum of its proper divisors (1877360529).

5561010591 is a wasteful number, since it uses less digits than its factorization.

5561010591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5922585.

The product of its (nonzero) digits is 6750, while the sum is 33.

The square root of 5561010591 is about 74572.1837617754. The cubic root of 5561010591 is about 1771.6771096920.

The spelling of 5561010591 in words is "five billion, five hundred sixty-one million, ten thousand, five hundred ninety-one".