11850232128 has 336 divisors, whose sum is σ = 38159375040. Its totient is φ = 3232825344.

The previous prime is 11850232111. The next prime is 11850232133. The reversal of 11850232128 is 82123205811.

It is a tau number, because it is divible by the number of its divisors (336).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20537376 + ... + 20537952.

Almost surely, 2^11850232128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11850232128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19079687520).

11850232128 is an abundant number, since it is smaller than the sum of its proper divisors (26309142912).

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

11850232128 is a wasteful number, since it uses less digits than its factorization.

11850232128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

Adding to 11850232128 its reverse (82123205811), we get a palindrome (93973437939).

The spelling of 11850232128 in words is "eleven billion, eight hundred fifty million, two hundred thirty-two thousand, one hundred twenty-eight".