11555041453205 has 16 divisors (see below), whose sum is σ = 14095148981760. Its totient is φ = 9092005803648.

The previous prime is 11555041453169. The next prime is 11555041453231. The reversal of 11555041453205 is 50235414055511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11555041453205 is a prime.

It is a congruent 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, 43960397 + ... + 44222466.

It is an arithmetic number, because the mean of its divisors is an integer number (880946811360).

Almost surely, 2^{11555041453205} is an apocalyptic number.

It is an amenable number.

11555041453205 is a deficient number, since it is larger than the sum of its proper divisors (2540107528555).

11555041453205 is an equidigital number, since it uses as much as digits as its factorization.

11555041453205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88183300.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 11555041453205 in words is "eleven trillion, five hundred fifty-five billion, forty-one million, four hundred fifty-three thousand, two hundred five".