11105180505028 has 12 divisors (see below), whose sum is σ = 19626482378412. Its totient is φ = 5497614111200.

The previous prime is 11105180505017. The next prime is 11105180505157. The reversal of 11105180505028 is 82050508150111.

It can be written as a sum of positive squares in 2 ways, for example, as 10506401684164 + 598778820864 = 3241358^2 + 773808^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13744034875 + ... + 13744035682.

It is an arithmetic number, because the mean of its divisors is an integer number (1635540198201).

Almost surely, 2^{11105180505028} is an apocalyptic number.

It is an amenable number.

11105180505028 is a deficient number, since it is larger than the sum of its proper divisors (8521301873384).

11105180505028 is a wasteful number, since it uses less digits than its factorization.

11105180505028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27488070662 (or 27488070660 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 37.

Adding to 11105180505028 its reverse (82050508150111), we get a palindrome (93155688655139).

The spelling of 11105180505028 in words is "eleven trillion, one hundred five billion, one hundred eighty million, five hundred five thousand, twenty-eight".