5011566661606 has 8 divisors (see below), whose sum is σ = 7959547050840. Its totient is φ = 2358384311328.

The previous prime is 5011566661601. The next prime is 5011566661613. The reversal of 5011566661606 is 6061666651105.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5011566661606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011566661601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73699509696 + ... + 73699509763.

It is an arithmetic number, because the mean of its divisors is an integer number (994943381355).

Almost surely, 2^{5011566661606} is an apocalyptic number.

5011566661606 is a deficient number, since it is larger than the sum of its proper divisors (2947980389234).

5011566661606 is a wasteful number, since it uses less digits than its factorization.

5011566661606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147399019478.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 5011566661606 in words is "five trillion, eleven billion, five hundred sixty-six million, six hundred sixty-one thousand, six hundred six".