2509742606 has 16 divisors (see below), whose sum is σ = 4555499616. Its totient is φ = 1012333056.

The previous prime is 2509742603. The next prime is 2509742647. The reversal of 2509742606 is 6062479052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2509742603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5272331 + ... + 5272806.

It is an arithmetic number, because the mean of its divisors is an integer number (284718726).

Almost surely, 2^2509742606 is an apocalyptic number.

2509742606 is a deficient number, since it is larger than the sum of its proper divisors (2045757010).

2509742606 is a wasteful number, since it uses less digits than its factorization.

2509742606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10545163.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2509742606 is about 50097.3313261295. The cubic root of 2509742606 is about 1358.9695564615.

The spelling of 2509742606 in words is "two billion, five hundred nine million, seven hundred forty-two thousand, six hundred six".