105505611009 has 8 divisors (see below), whose sum is σ = 141077227200. Its totient is φ = 70135534416.

The previous prime is 105505611007. The next prime is 105505611011. The reversal of 105505611009 is 900116505501.

It is an interprime number because it is at equal distance from previous prime (105505611007) and next prime (105505611011).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105505611009 - 2¹ = 105505611007 is a prime.

It is a super-2 number, since 2×105505611009² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105505611007) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 50383677 + ... + 50385770.

It is an arithmetic number, because the mean of its divisors is an integer number (17634653400).

Almost surely, 2^105505611009 is an apocalyptic number.

It is an amenable number.

105505611009 is a deficient number, since it is larger than the sum of its proper divisors (35571616191).

105505611009 is a wasteful number, since it uses less digits than its factorization.

105505611009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100769799.

The product of its (nonzero) digits is 6750, while the sum is 33.

The spelling of 105505611009 in words is "one hundred five billion, five hundred five million, six hundred eleven thousand, nine".