11199556152 has 128 divisors (see below), whose sum is σ = 32527065600. Its totient is φ = 3563771904.

The previous prime is 11199556133. The next prime is 11199556153. The reversal of 11199556152 is 25165599111.

11199556152 is a `hidden beast` number, since 1 + 1 + 1 + 99 + 556 + 1 + 5 + 2 = 666.

11199556152 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 = 11199556098 and 11199556107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11199556153) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 2864583 + ... + 2868489.

It is an arithmetic number, because the mean of its divisors is an integer number (254117700).

Almost surely, 2^11199556152 is an apocalyptic number.

11199556152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11199556152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16263532800).

11199556152 is an abundant number, since it is smaller than the sum of its proper divisors (21327509448).

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

11199556152 is a wasteful number, since it uses less digits than its factorization.

11199556152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4522 (or 4512 counting only the distinct ones).

The product of its digits is 121500, while the sum is 45.

The spelling of 11199556152 in words is "eleven billion, one hundred ninety-nine million, five hundred fifty-six thousand, one hundred fifty-two".