55506100610111 has 16 divisors (see below), whose sum is σ = 56221513002720. Its totient is φ = 54792739921920.

The previous prime is 55506100610083. The next prime is 55506100610123. The reversal of 55506100610111 is 11101600160555.

It is a cyclic number.

It is not a de Polignac number, because 55506100610111 - 2³⁰ = 55505026868287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55506100612111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017555740 + ... + 1017610286.

It is an arithmetic number, because the mean of its divisors is an integer number (3513844562670).

Almost surely, 2^{55506100610111} is an apocalyptic number.

55506100610111 is a deficient number, since it is larger than the sum of its proper divisors (715412392609).

55506100610111 is a wasteful number, since it uses less digits than its factorization.

55506100610111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73114.

The product of its (nonzero) digits is 4500, while the sum is 32.

Adding to 55506100610111 its reverse (11101600160555), we get a palindrome (66607700770666).

The spelling of 55506100610111 in words is "fifty-five trillion, five hundred six billion, one hundred million, six hundred ten thousand, one hundred eleven".