11404426338 has 18 divisors (see below), whose sum is σ = 24710572107. Its totient is φ = 3801324420.

The previous prime is 11404426337. The next prime is 11404426339. The reversal of 11404426338 is 83362440411.

11404426338 is a `hidden beast` number, since 1 + 14 + 0 + 4 + 4 + 2 + 633 + 8 = 666.

11404426338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11404426337) and next prime (11404426339).

It can be written as a sum of positive squares in only one way, i.e., 5702213169 + 5702213169 = 75513^2 + 75513^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=75513.

It is a super-3 number, since 3×11404426338³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11404426337) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 440493 + ... + 465663.

Almost surely, 2^11404426338 is an apocalyptic number.

11404426338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11404426338 is an abundant number, since it is smaller than the sum of its proper divisors (13306145769).

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

11404426338 is an frugal number, since it uses more digits than its factorization.

11404426338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50350 (or 25176 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

Adding to 11404426338 its reverse (83362440411), we get a palindrome (94766866749).

The spelling of 11404426338 in words is "eleven billion, four hundred four million, four hundred twenty-six thousand, three hundred thirty-eight".