11350433440 has 96 divisors (see below), whose sum is σ = 27779507280. Its totient is φ = 4379443200.

The previous prime is 11350433431. The next prime is 11350433447. The reversal of 11350433440 is 4433405311.

It can be written as a sum of positive squares in 8 ways, for example, as 176252176 + 11174181264 = 13276^2 + 105708^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11350433399 and 11350433408.

It is not an unprimeable number, because it can be changed into a prime (11350433447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574120 + ... + 593560.

Almost surely, 2^11350433440 is an apocalyptic number.

11350433440 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 11350433440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13889753640).

11350433440 is an abundant number, since it is smaller than the sum of its proper divisors (16429073840).

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

11350433440 is a wasteful number, since it uses less digits than its factorization.

11350433440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19586 (or 19578 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 11350433440 its reverse (4433405311), we get a palindrome (15783838751).

The spelling of 11350433440 in words is "eleven billion, three hundred fifty million, four hundred thirty-three thousand, four hundred forty".