56016656655 has 8 divisors (see below), whose sum is σ = 89626650672. Its totient is φ = 29875550208.

The previous prime is 56016656639. The next prime is 56016656687. The reversal of 56016656655 is 55665661065.

56016656655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56016656655 - 2⁴ = 56016656639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56016656598 and 56016656607.

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, 1867221874 + ... + 1867221903.

It is an arithmetic number, because the mean of its divisors is an integer number (11203331334).

Almost surely, 2^56016656655 is an apocalyptic number.

56016656655 is a deficient number, since it is larger than the sum of its proper divisors (33609994017).

56016656655 is a wasteful number, since it uses less digits than its factorization.

56016656655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734443785.

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 56016656655 in words is "fifty-six billion, sixteen million, six hundred fifty-six thousand, six hundred fifty-five".