55656244265656 has 32 divisors (see below), whose sum is σ = 106795173648240. Its totient is φ = 27177686984448.

The previous prime is 55656244265651. The next prime is 55656244265689. The reversal of 55656244265656 is 65656244265655.

55656244265656 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55656244265656² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55656244265591 and 55656244265600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55656244265651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6865501 + ... + 12587596.

Almost surely, 2^{55656244265656} is an apocalyptic number.

It is an amenable number.

55656244265656 is a deficient number, since it is larger than the sum of its proper divisors (51138929382584).

55656244265656 is a wasteful number, since it uses less digits than its factorization.

55656244265656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19461463 (or 19461459 counting only the distinct ones).

The product of its digits is 1555200000, while the sum is 67.

Subtracting 55656244265656 from its reverse (65656244265655), we obtain a palindrome (9999999999999).

The spelling of 55656244265656 in words is "fifty-five trillion, six hundred fifty-six billion, two hundred forty-four million, two hundred sixty-five thousand, six hundred fifty-six".