5661006650560 has 112 divisors (see below), whose sum is σ = 13916547671040. Its totient is φ = 2191132523520.

The previous prime is 5661006650539. The next prime is 5661006650617. The reversal of 5661006650560 is 650566001665.

It is a self number, because there is not a number n which added to its sum of digits gives 5661006650560.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 122459131 + ... + 122505349.

It is an arithmetic number, because the mean of its divisors is an integer number (124254889920).

Almost surely, 2^{5661006650560} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5661006650560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6958273835520).

5661006650560 is an abundant number, since it is smaller than the sum of its proper divisors (8255541020480).

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

5661006650560 is a wasteful number, since it uses less digits than its factorization.

5661006650560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58614 (or 58604 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 5661006650560 in words is "five trillion, six hundred sixty-one billion, six million, six hundred fifty thousand, five hundred sixty".