11551555224206 has 16 divisors (see below), whose sum is σ = 17417876353200. Its totient is φ = 5745599067648.

The previous prime is 11551555224199. The next prime is 11551555224221. The reversal of 11551555224206 is 60242255515511.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 8305685 + ... + 9596223.

It is an arithmetic number, because the mean of its divisors is an integer number (1088617272075).

Almost surely, 2^{11551555224206} is an apocalyptic number.

11551555224206 is a deficient number, since it is larger than the sum of its proper divisors (5866321128994).

11551555224206 is a wasteful number, since it uses less digits than its factorization.

11551555224206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313923.

The product of its (nonzero) digits is 600000, while the sum is 44.

The spelling of 11551555224206 in words is "eleven trillion, five hundred fifty-one billion, five hundred fifty-five million, two hundred twenty-four thousand, two hundred six".