105550610555 has 16 divisors (see below), whose sum is σ = 140803993344. Its totient is φ = 75430707840.

The previous prime is 105550610521. The next prime is 105550610569. The reversal of 105550610555 is 555016055501.

It is a happy number.

It is not a de Polignac number, because 105550610555 - 2¹⁰ = 105550609531 is a prime.

It is a super-2 number, since 2×105550610555² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 26189204 + ... + 26193233.

It is an arithmetic number, because the mean of its divisors is an integer number (8800249584).

Almost surely, 2^105550610555 is an apocalyptic number.

105550610555 is a deficient number, since it is larger than the sum of its proper divisors (35253382789).

105550610555 is a wasteful number, since it uses less digits than its factorization.

105550610555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52382486.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 105550610555 in words is "one hundred five billion, five hundred fifty million, six hundred ten thousand, five hundred fifty-five".