105500560055 has 48 divisors (see below), whose sum is σ = 141072865920. Its totient is φ = 75674047680.

The previous prime is 105500560043. The next prime is 105500560091. The reversal of 105500560055 is 550065005501.

It is not a de Polignac number, because 105500560055 - 2⁸ = 105500559799 is a prime.

It is a super-2 number, since 2×105500560055² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37107464 + ... + 37110306.

It is an arithmetic number, because the mean of its divisors is an integer number (2939018040).

Almost surely, 2^105500560055 is an apocalyptic number.

105500560055 is a deficient number, since it is larger than the sum of its proper divisors (35572305865).

105500560055 is a wasteful number, since it uses less digits than its factorization.

105500560055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3692 (or 3681 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

Adding to 105500560055 its reverse (550065005501), we get a palindrome (655565565556).

The spelling of 105500560055 in words is "one hundred five billion, five hundred million, five hundred sixty thousand, fifty-five".