11181928384 has 56 divisors (see below), whose sum is σ = 24221011248. Its totient is φ = 5079613440.

The previous prime is 11181928369. The next prime is 11181928399. The reversal of 11181928384 is 48382918111.

It is an interprime number because it is at equal distance from previous prime (11181928369) and next prime (11181928399).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1483794 + ... + 1491310.

It is an arithmetic number, because the mean of its divisors is an integer number (432518058).

Almost surely, 2^11181928384 is an apocalyptic number.

It is an amenable number.

11181928384 is an abundant number, since it is smaller than the sum of its proper divisors (13039082864).

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

11181928384 is a wasteful number, since it uses less digits than its factorization.

11181928384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9653 (or 9643 counting only the distinct ones).

The product of its digits is 110592, while the sum is 46.

The spelling of 11181928384 in words is "eleven billion, one hundred eighty-one million, nine hundred twenty-eight thousand, three hundred eighty-four".