2149361702209 has 8 divisors (see below), whose sum is σ = 2221539707520. Its totient is φ = 2078285651376.

The previous prime is 2149361702171. The next prime is 2149361702227. The reversal of 2149361702209 is 9022071639412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2149361702209 - 2¹³ = 2149361694017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2149361702809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275484654 + ... + 275492455.

It is an arithmetic number, because the mean of its divisors is an integer number (277692463440).

Almost surely, 2^{2149361702209} is an apocalyptic number.

It is an amenable number.

2149361702209 is a deficient number, since it is larger than the sum of its proper divisors (72178005311).

2149361702209 is an equidigital number, since it uses as much as digits as its factorization.

2149361702209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550977239.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 2149361702209 in words is "two trillion, one hundred forty-nine billion, three hundred sixty-one million, seven hundred two thousand, two hundred nine".