11932789338 has 24 divisors (see below), whose sum is σ = 25856389728. Its totient is φ = 3977286792.

The previous prime is 11932789333. The next prime is 11932789369. The reversal of 11932789338 is 83398723911.

It is a super-2 number, since 2×11932789338² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11932789333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 419731 + ... + 447257.

It is an arithmetic number, because the mean of its divisors is an integer number (1077349572).

Almost surely, 2^11932789338 is an apocalyptic number.

11932789338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11932789338 is an abundant number, since it is smaller than the sum of its proper divisors (13923600390).

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

11932789338 is a wasteful number, since it uses less digits than its factorization.

11932789338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51618 (or 51615 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The spelling of 11932789338 in words is "eleven billion, nine hundred thirty-two million, seven hundred eighty-nine thousand, three hundred thirty-eight".