11389835578368 has 176 divisors, whose sum is σ = 33030355645280. Its totient is φ = 3468434079744.

The previous prime is 11389835578361. The next prime is 11389835578369. The reversal of 11389835578368 is 86387553898311.

It is a self number, because there is not a number n which added to its sum of digits gives 11389835578368.

It is not an unprimeable number, because it can be changed into a prime (11389835578361) 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 15 ways as a sum of consecutive naturals, for example, 2403678 + ... + 5343906.

Almost surely, 2^{11389835578368} 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 11389835578368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16515177822640).

11389835578368 is an abundant number, since it is smaller than the sum of its proper divisors (21640520066912).

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

11389835578368 is a wasteful number, since it uses less digits than its factorization.

11389835578368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940362 (or 2940344 counting only the distinct ones).

The product of its digits is 1045094400, while the sum is 75.

The spelling of 11389835578368 in words is "eleven trillion, three hundred eighty-nine billion, eight hundred thirty-five million, five hundred seventy-eight thousand, three hundred sixty-eight".