11044532240 has 80 divisors (see below), whose sum is σ = 29369513088. Its totient is φ = 3783779328.

The previous prime is 11044532237. The next prime is 11044532243. The reversal of 11044532240 is 4223544011.

It is an interprime number because it is at equal distance from previous prime (11044532237) and next prime (11044532243).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (11044532243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 795599 + ... + 809361.

Almost surely, 2^11044532240 is an apocalyptic number.

11044532240 is a gapful number since it is divisible by the number (10) 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 11044532240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14684756544).

11044532240 is an abundant number, since it is smaller than the sum of its proper divisors (18324980848).

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

11044532240 is a wasteful number, since it uses less digits than its factorization.

11044532240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15216 (or 15210 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 11044532240 in words is "eleven billion, forty-four million, five hundred thirty-two thousand, two hundred forty".