11393738040 has 64 divisors (see below), whose sum is σ = 34212880800. Its totient is φ = 3035515392.

The previous prime is 11393738039. The next prime is 11393738093. The reversal of 11393738040 is 4083739311.

It is a happy number.

11393738040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11393738040.

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, 87726 + ... + 174594.

Almost surely, 2^11393738040 is an apocalyptic number.

11393738040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11393738040 is an abundant number, since it is smaller than the sum of its proper divisors (22819142760).

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

11393738040 is a wasteful number, since it uses less digits than its factorization.

11393738040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87976 (or 87972 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 11393738040 in words is "eleven billion, three hundred ninety-three million, seven hundred thirty-eight thousand, forty".