55560050111 has 4 divisors (see below), whose sum is σ = 57352309824. Its totient is φ = 53767790400.

The previous prime is 55560050083. The next prime is 55560050129. The reversal of 55560050111 is 11105006555.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55560050111 - 2⁶ = 55560050047 is a prime.

It is a super-2 number, since 2×55560050111² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55560050191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896129810 + ... + 896129871.

It is an arithmetic number, because the mean of its divisors is an integer number (14338077456).

Almost surely, 2^55560050111 is an apocalyptic number.

55560050111 is a deficient number, since it is larger than the sum of its proper divisors (1792259713).

55560050111 is a wasteful number, since it uses less digits than its factorization.

55560050111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792259712.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 55560050111 its reverse (11105006555), we get a palindrome (66665056666).

The spelling of 55560050111 in words is "fifty-five billion, five hundred sixty million, fifty thousand, one hundred eleven".