5566862686655 has 8 divisors (see below), whose sum is σ = 6708905762832. Its totient is φ = 4434376456768.

The previous prime is 5566862686631. The next prime is 5566862686717.

5566862686655 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 5566862686655 - 2³⁰ = 5565788944831 is a prime.

It is a Duffinian number.

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, 2389210289 + ... + 2389212618.

It is an arithmetic number, because the mean of its divisors is an integer number (838613220354).

Almost surely, 2^{5566862686655} is an apocalyptic number.

5566862686655 is a deficient number, since it is larger than the sum of its proper divisors (1142043076177).

5566862686655 is a wasteful number, since it uses less digits than its factorization.

5566862686655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4778423145.

The product of its digits is 3732480000, while the sum is 74.

The spelling of 5566862686655 in words is "five trillion, five hundred sixty-six billion, eight hundred sixty-two million, six hundred eighty-six thousand, six hundred fifty-five".