2745339909 has 16 divisors (see below), whose sum is σ = 3968141184. Its totient is φ = 1678248000.

The previous prime is 2745339907. The next prime is 2745339913. The reversal of 2745339909 is 9099335472.

It is not a de Polignac number, because 2745339909 - 2¹ = 2745339907 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2745339907) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 227202 + ... + 238979.

It is an arithmetic number, because the mean of its divisors is an integer number (248008824).

Almost surely, 2^2745339909 is an apocalyptic number.

It is an amenable number.

2745339909 is a deficient number, since it is larger than the sum of its proper divisors (1222801275).

2745339909 is a wasteful number, since it uses less digits than its factorization.

2745339909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466348.

The product of its (nonzero) digits is 1837080, while the sum is 51.

The square root of 2745339909 is about 52395.9913447584. The cubic root of 2745339909 is about 1400.2278385994.

The spelling of 2745339909 in words is "two billion, seven hundred forty-five million, three hundred thirty-nine thousand, nine hundred nine".