5561706220689 has 32 divisors (see below), whose sum is σ = 7831940336640. Its totient is φ = 3503558704448.

The previous prime is 5561706220657. The next prime is 5561706220709. The reversal of 5561706220689 is 9860226071655.

5561706220689 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5561706220689 - 2⁵ = 5561706220657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5561706220649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77925982 + ... + 77997320.

It is an arithmetic number, because the mean of its divisors is an integer number (244748135520).

Almost surely, 2^{5561706220689} is an apocalyptic number.

It is an amenable number.

5561706220689 is a deficient number, since it is larger than the sum of its proper divisors (2270234115951).

5561706220689 is a wasteful number, since it uses less digits than its factorization.

5561706220689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85061.

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 5561706220689 in words is "five trillion, five hundred sixty-one billion, seven hundred six million, two hundred twenty thousand, six hundred eighty-nine".