10993895424 has 144 divisors (see below), whose sum is σ = 32929893360. Its totient is φ = 3664465920.

The previous prime is 10993895413. The next prime is 10993895489. The reversal of 10993895424 is 42459839901.

10993895424 is a `hidden beast` number, since 1 + 0 + 9 + 93 + 8 + 9 + 542 + 4 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (54).

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 11 ways as a sum of consecutive naturals, for example, 486619 + ... + 508709.

It is an arithmetic number, because the mean of its divisors is an integer number (228679815).

Almost surely, 2^10993895424 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 10993895424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16464946680).

10993895424 is an abundant number, since it is smaller than the sum of its proper divisors (21935997936).

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

10993895424 is an frugal number, since it uses more digits than its factorization.

10993895424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22128 (or 22096 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 10993895424 in words is "ten billion, nine hundred ninety-three million, eight hundred ninety-five thousand, four hundred twenty-four".