2740436647205 has 8 divisors (see below), whose sum is σ = 3292845300504. Its totient is φ = 2189468435200.

The previous prime is 2740436647171. The next prime is 2740436647313. The reversal of 2740436647205 is 5027466340472.

2740436647205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 294938058724 + 2445498588481 = 543082^2 + 1563809^2 .

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

It is not a de Polignac number, because 2740436647205 - 2¹⁴ = 2740436630821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360106136 + ... + 360113745.

It is an arithmetic number, because the mean of its divisors is an integer number (411605662563).

Almost surely, 2^{2740436647205} is an apocalyptic number.

It is an amenable number.

2740436647205 is a deficient number, since it is larger than the sum of its proper divisors (552408653299).

2740436647205 is an equidigital number, since it uses as much as digits as its factorization.

2740436647205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720220647.

The product of its (nonzero) digits is 6773760, while the sum is 50.

The spelling of 2740436647205 in words is "two trillion, seven hundred forty billion, four hundred thirty-six million, six hundred forty-seven thousand, two hundred five".