11206784020 has 12 divisors (see below), whose sum is σ = 23534246484. Its totient is φ = 4482713600.

The previous prime is 11206784009. The next prime is 11206784089. The reversal of 11206784020 is 2048760211.

It can be written as a sum of positive squares in 2 ways, for example, as 6660518544 + 4546265476 = 81612^2 + 67426^2 .

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 3 ways as a sum of consecutive naturals, for example, 280169581 + ... + 280169620.

It is an arithmetic number, because the mean of its divisors is an integer number (1961187207).

Almost surely, 2^11206784020 is an apocalyptic number.

11206784020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11206784020 is an abundant number, since it is smaller than the sum of its proper divisors (12327462464).

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

11206784020 is a wasteful number, since it uses less digits than its factorization.

11206784020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560339210 (or 560339208 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 11206784020 in words is "eleven billion, two hundred six million, seven hundred eighty-four thousand, twenty".