11404034420 has 48 divisors (see below), whose sum is σ = 24074865360. Its totient is φ = 4537595904.

The previous prime is 11404034393. The next prime is 11404034437. The reversal of 11404034420 is 2443040411.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 311310736 + 11092723684 = 17644^2 + 105322^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4717052 + ... + 4719468.

It is an arithmetic number, because the mean of its divisors is an integer number (501559695).

Almost surely, 2^11404034420 is an apocalyptic number.

11404034420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11404034420 is an abundant number, since it is smaller than the sum of its proper divisors (12670830940).

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

11404034420 is a wasteful number, since it uses less digits than its factorization.

11404034420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572 (or 3570 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 11404034420 its reverse (2443040411), we get a palindrome (13847074831).

The spelling of 11404034420 in words is "eleven billion, four hundred four million, thirty-four thousand, four hundred twenty".