11453768556 has 48 divisors (see below), whose sum is σ = 28188720000. Its totient is φ = 3609695232.

The previous prime is 11453768533. The next prime is 11453768591. The reversal of 11453768556 is 65586735411.

11453768556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11453768499 and 11453768508.

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, 63436 + ... + 164108.

It is an arithmetic number, because the mean of its divisors is an integer number (587265000).

Almost surely, 2^11453768556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11453768556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14094360000).

11453768556 is an abundant number, since it is smaller than the sum of its proper divisors (16734951444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11453768556 is a wasteful number, since it uses less digits than its factorization.

11453768556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101198 (or 101196 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 51.

The spelling of 11453768556 in words is "eleven billion, four hundred fifty-three million, seven hundred sixty-eight thousand, five hundred fifty-six".