2550841209 has 24 divisors (see below), whose sum is σ = 4279950272. Its totient is φ = 1433725920.

The previous prime is 2550841133. The next prime is 2550841259. The reversal of 2550841209 is 9021480552.

2550841209 is a `hidden beast` number, since 2 + 550 + 84 + 1 + 20 + 9 = 666.

It is not a de Polignac number, because 2550841209 - 2¹⁶ = 2550775673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2550841259) by changing a digit.

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, 328039 + ... + 335724.

Almost surely, 2^2550841209 is an apocalyptic number.

It is an amenable number.

2550841209 is a deficient number, since it is larger than the sum of its proper divisors (1729109063).

2550841209 is a wasteful number, since it uses less digits than its factorization.

2550841209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663837 (or 663834 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 2550841209 is about 50505.8532152463. The cubic root of 2550841209 is about 1366.3474212545.

The spelling of 2550841209 in words is "two billion, five hundred fifty million, eight hundred forty-one thousand, two hundred nine".