105550510506 has 16 divisors (see below), whose sum is σ = 241258309824. Its totient is φ = 30157288704.

The previous prime is 105550510501. The next prime is 105550510517. The reversal of 105550510506 is 605015055501.

It is a super-2 number, since 2×105550510506² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105550510501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256553655 + ... + 1256553738.

It is an arithmetic number, because the mean of its divisors is an integer number (15078644364).

Almost surely, 2^105550510506 is an apocalyptic number.

105550510506 is an abundant number, since it is smaller than the sum of its proper divisors (135707799318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105550510506 is a wasteful number, since it uses less digits than its factorization.

105550510506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513107405.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 105550510506 in words is "one hundred five billion, five hundred fifty million, five hundred ten thousand, five hundred six".