11445636072 has 32 divisors (see below), whose sum is σ = 30815174880. Its totient is φ = 3521734080.

The previous prime is 11445636071. The next prime is 11445636109. The reversal of 11445636072 is 27063654411.

It is a happy number.

11445636072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 11445636072.

It is not an unprimeable number, because it can be changed into a prime (11445636071) 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 7 ways as a sum of consecutive naturals, for example, 18342054 + ... + 18342677.

It is an arithmetic number, because the mean of its divisors is an integer number (962974215).

Almost surely, 2^11445636072 is an apocalyptic number.

11445636072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11445636072 is an abundant number, since it is smaller than the sum of its proper divisors (19369538808).

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

11445636072 is a wasteful number, since it uses less digits than its factorization.

11445636072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36684753 (or 36684749 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 11445636072 in words is "eleven billion, four hundred forty-five million, six hundred thirty-six thousand, seventy-two".