2009677345 has 8 divisors (see below), whose sum is σ = 2597121576. Its totient is φ = 1484069376.

The previous prime is 2009677339. The next prime is 2009677349. The reversal of 2009677345 is 5437769002.

2009677345 is digitally balanced in base 6, 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 87030241 + 1922647104 = 9329^2 + 43848^2 .

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 2009677345 - 2⁹ = 2009676833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2009677349) 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 7 ways as a sum of consecutive naturals, for example, 15458992 + ... + 15459121.

It is an arithmetic number, because the mean of its divisors is an integer number (324640197).

Almost surely, 2^2009677345 is an apocalyptic number.

It is an amenable number.

2009677345 is a deficient number, since it is larger than the sum of its proper divisors (587444231).

2009677345 is a wasteful number, since it uses less digits than its factorization.

2009677345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30918131.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 2009677345 is about 44829.4249907357. The cubic root of 2009677345 is about 1261.9498962094.

The spelling of 2009677345 in words is "two billion, nine million, six hundred seventy-seven thousand, three hundred forty-five".