11552115323012 has 24 divisors (see below), whose sum is σ = 22054178409312. Its totient is φ = 5250928161600.

The previous prime is 11552115323011. The next prime is 11552115323017. The reversal of 11552115323012 is 21032351125511.

It is a self number, because there is not a number n which added to its sum of digits gives 11552115323012.

It is not an unprimeable number, because it can be changed into a prime (11552115323011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7000103 + ... + 8491505.

It is an arithmetic number, because the mean of its divisors is an integer number (918924100388).

Almost surely, 2^{11552115323012} is an apocalyptic number.

It is an amenable number.

11552115323012 is a deficient number, since it is larger than the sum of its proper divisors (10502063086300).

11552115323012 is a wasteful number, since it uses less digits than its factorization.

11552115323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667459 (or 1667457 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 32.

Adding to 11552115323012 its reverse (21032351125511), we get a palindrome (32584466448523).

The spelling of 11552115323012 in words is "eleven trillion, five hundred fifty-two billion, one hundred fifteen million, three hundred twenty-three thousand, twelve".