1100565656655 has 16 divisors (see below), whose sum is σ = 1853584264320. Its totient is φ = 556075279008.

The previous prime is 1100565656599. The next prime is 1100565656683. The reversal of 1100565656655 is 5566565650011.

It is not a de Polignac number, because 1100565656655 - 2⁷ = 1100565656527 is a prime.

It is a super-2 number, since 2×1100565656655² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100565656598 and 1100565656607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930816657 + ... + 1930817226.

It is an arithmetic number, because the mean of its divisors is an integer number (115849016520).

Almost surely, 2^{1100565656655} is an apocalyptic number.

1100565656655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1100565656655 is a deficient number, since it is larger than the sum of its proper divisors (753018607665).

1100565656655 is a wasteful number, since it uses less digits than its factorization.

1100565656655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3861633910.

The product of its (nonzero) digits is 4050000, while the sum is 51.

The spelling of 1100565656655 in words is "one trillion, one hundred billion, five hundred sixty-five million, six hundred fifty-six thousand, six hundred fifty-five".