5661056615546 has 8 divisors (see below), whose sum is σ = 8491613299680. Its totient is φ = 2830518848988.

The previous prime is 5661056615509. The next prime is 5661056615581. The reversal of 5661056615546 is 6455166501665.

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

It is a junction number, because it is equal to n+sod(n) for n = 5661056615491 and 5661056615500.

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 3 ways as a sum of consecutive naturals, for example, 3955976 + ... + 5193443.

It is an arithmetic number, because the mean of its divisors is an integer number (1061451662460).

Almost surely, 2^{5661056615546} is an apocalyptic number.

5661056615546 is a deficient number, since it is larger than the sum of its proper divisors (2830556684134).

5661056615546 is a wasteful number, since it uses less digits than its factorization.

5661056615546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9458788.

The product of its (nonzero) digits is 19440000, while the sum is 56.

The spelling of 5661056615546 in words is "five trillion, six hundred sixty-one billion, fifty-six million, six hundred fifteen thousand, five hundred forty-six".