11072431040 has 56 divisors (see below), whose sum is σ = 28763165232. Its totient is φ = 4026337280.

The previous prime is 11072431039. The next prime is 11072431049. The reversal of 11072431040 is 4013427011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11072430997 and 11072431015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11072431049) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1569269 + ... + 1576308.

Almost surely, 2^11072431040 is an apocalyptic number.

11072431040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11072431040 is an abundant number, since it is smaller than the sum of its proper divisors (17690734192).

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

11072431040 is a wasteful number, since it uses less digits than its factorization.

11072431040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145605 (or 3145595 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 11072431040 its reverse (4013427011), we get a palindrome (15085858051).

The spelling of 11072431040 in words is "eleven billion, seventy-two million, four hundred thirty-one thousand, forty".