11552215316522 has 8 divisors (see below), whose sum is σ = 17328476002500. Its totient is φ = 5776056649024.

The previous prime is 11552215316483. The next prime is 11552215316557. The reversal of 11552215316522 is 22561351225511.

It can be written as a sum of positive squares in 2 ways, for example, as 7537325485561 + 4014889830961 = 2745419^2 + 2003719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11552215316522.

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, 25220897 + ... + 25674852.

Almost surely, 2^{11552215316522} is an apocalyptic number.

11552215316522 is a deficient number, since it is larger than the sum of its proper divisors (5776260685978).

11552215316522 is a wasteful number, since it uses less digits than its factorization.

11552215316522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51009240.

The product of its digits is 180000, while the sum is 41.

The spelling of 11552215316522 in words is "eleven trillion, five hundred fifty-two billion, two hundred fifteen million, three hundred sixteen thousand, five hundred twenty-two".