11321647019424 has 144 divisors (see below), whose sum is σ = 36941949495360. Its totient is φ = 3221868672000.

The previous prime is 11321647019401. The next prime is 11321647019533. The reversal of 11321647019424 is 42491074612311.

11321647019424 is a `hidden beast` number, since 1 + 1 + 3 + 216 + 4 + 7 + 0 + 1 + 9 + 424 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 11321647019424.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10681029 + ... + 11693060.

It is an arithmetic number, because the mean of its divisors is an integer number (256541315940).

Almost surely, 2^{11321647019424} is an apocalyptic number.

11321647019424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11321647019424 is an abundant number, since it is smaller than the sum of its proper divisors (25620302475936).

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

11321647019424 is a wasteful number, since it uses less digits than its factorization.

11321647019424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22374363 (or 22374352 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 11321647019424 in words is "eleven trillion, three hundred twenty-one billion, six hundred forty-seven million, nineteen thousand, four hundred twenty-four".