2209836983040 has 216 divisors, whose sum is σ = 7651655051040. Its totient is φ = 588839043072.

The previous prime is 2209836982987. The next prime is 2209836983051. The reversal of 2209836983040 is 403896389022.

It is a happy number.

2209836983040 is a `hidden beast` number, since 2 + 209 + 8 + 369 + 8 + 30 + 40 = 666.

It is a super-2 number, since 2×2209836983040² (a number of 25 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 15122164 + ... + 15267596.

It is an arithmetic number, because the mean of its divisors is an integer number (35424328940).

Almost surely, 2^{2209836983040} is an apocalyptic number.

2209836983040 is a gapful number since it is divisible by the number (20) 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 2209836983040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3825827525520).

2209836983040 is an abundant number, since it is smaller than the sum of its proper divisors (5441818068000).

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

2209836983040 is a wasteful number, since it uses less digits than its factorization.

2209836983040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146779 (or 146762 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 2209836983040 in words is "two trillion, two hundred nine billion, eight hundred thirty-six million, nine hundred eighty-three thousand, forty".