11180659055 has 4 divisors (see below), whose sum is σ = 13416790872. Its totient is φ = 8944527240.

The previous prime is 11180659031. The next prime is 11180659067. The reversal of 11180659055 is 55095608111.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-11180659055 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1118065901 + ... + 1118065910.

It is an arithmetic number, because the mean of its divisors is an integer number (3354197718).

Almost surely, 2^11180659055 is an apocalyptic number.

11180659055 is a deficient number, since it is larger than the sum of its proper divisors (2236131817).

11180659055 is an equidigital number, since it uses as much as digits as its factorization.

11180659055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236131816.

The product of its (nonzero) digits is 54000, while the sum is 41.

The spelling of 11180659055 in words is "eleven billion, one hundred eighty million, six hundred fifty-nine thousand, fifty-five".