5665566056016 has 40 divisors (see below), whose sum is σ = 14646331166080. Its totient is φ = 1887194854656.

The previous prime is 5665566056009. The next prime is 5665566056041. The reversal of 5665566056016 is 6106506655665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41404861 + ... + 41541468.

It is an arithmetic number, because the mean of its divisors is an integer number (366158279152).

Almost surely, 2^{5665566056016} is an apocalyptic number.

It is an amenable number.

5665566056016 is an abundant number, since it is smaller than the sum of its proper divisors (8980765110064).

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

5665566056016 is a wasteful number, since it uses less digits than its factorization.

5665566056016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82947763 (or 82947757 counting only the distinct ones).

The product of its (nonzero) digits is 29160000, while the sum is 57.

The spelling of 5665566056016 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-six million, fifty-six thousand, sixteen".