11383339128 has 512 divisors, whose sum is σ = 38353305600. Its totient is φ = 2737152000.

The previous prime is 11383339127. The next prime is 11383339133. The reversal of 11383339128 is 82193338311.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 11383339128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11383339127) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 112706278 + ... + 112706378.

It is an arithmetic number, because the mean of its divisors is an integer number (74908800).

Almost surely, 2^11383339128 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 11383339128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19176652800).

11383339128 is an abundant number, since it is smaller than the sum of its proper divisors (26969966472).

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

11383339128 is a wasteful number, since it uses less digits than its factorization.

11383339128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 247 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The spelling of 11383339128 in words is "eleven billion, three hundred eighty-three million, three hundred thirty-nine thousand, one hundred twenty-eight".