11002705920 has 288 divisors, whose sum is σ = 38359863360. Its totient is φ = 2916679680.

The previous prime is 11002705859. The next prime is 11002705933. The reversal of 11002705920 is 2950720011.

11002705920 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 2 + 70 + 592 + 0 = 666.

11002705920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25528105 + ... + 25528535.

It is an arithmetic number, because the mean of its divisors is an integer number (133193970).

Almost surely, 2^11002705920 is an apocalyptic number.

11002705920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11002705920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19179931680).

11002705920 is an abundant number, since it is smaller than the sum of its proper divisors (27357157440).

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

11002705920 is a wasteful number, since it uses less digits than its factorization.

11002705920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The spelling of 11002705920 in words is "eleven billion, two million, seven hundred five thousand, nine hundred twenty".