11043487744 has 45 divisors (see below), whose sum is σ = 22113235921. Its totient is φ = 5515018240.

The previous prime is 11043487703. The next prime is 11043487783. The reversal of 11043487744 is 44778434011.

The square root of 11043487744 is 105088.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3015327744 + 8028160000 = 54912^2 + 89600^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11043487744.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13450854 + ... + 13451674.

Almost surely, 2^11043487744 is an apocalyptic number.

11043487744 is the 105088-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11043487744

11043487744 is an abundant number, since it is smaller than the sum of its proper divisors (11069748177).

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

11043487744 is an frugal number, since it uses more digits than its factorization.

11043487744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670 (or 823 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 43.

The spelling of 11043487744 in words is "eleven billion, forty-three million, four hundred eighty-seven thousand, seven hundred forty-four".