5581605608745 has 16 divisors (see below), whose sum is σ = 8931428675712. Its totient is φ = 2976569757440.

The previous prime is 5581605608701. The next prime is 5581605608753. The reversal of 5581605608745 is 5478065061855.

It is not a de Polignac number, because 5581605608745 - 2⁶ = 5581605608681 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17749392 + ... + 18061121.

It is an arithmetic number, because the mean of its divisors is an integer number (558214292232).

Almost surely, 2^{5581605608745} is an apocalyptic number.

It is an amenable number.

5581605608745 is a deficient number, since it is larger than the sum of its proper divisors (3349823066967).

5581605608745 is a wasteful number, since it uses less digits than its factorization.

5581605608745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35820912.

The product of its (nonzero) digits is 40320000, while the sum is 60.

The spelling of 5581605608745 in words is "five trillion, five hundred eighty-one billion, six hundred five million, six hundred eight thousand, seven hundred forty-five".