11411320440 has 64 divisors (see below), whose sum is σ = 36867348000. Its totient is φ = 2808940032.

The previous prime is 11411320439. The next prime is 11411320469. The reversal of 11411320440 is 4402311411.

11411320440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3655915 + ... + 3659034.

Almost surely, 2^11411320440 is an apocalyptic number.

11411320440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11411320440 is an abundant number, since it is smaller than the sum of its proper divisors (25456027560).

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

11411320440 is a wasteful number, since it uses less digits than its factorization.

11411320440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7314976 (or 7314972 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11411320440 its reverse (4402311411), we get a palindrome (15813631851).

The spelling of 11411320440 in words is "eleven billion, four hundred eleven million, three hundred twenty thousand, four hundred forty".