2540115244 has 24 divisors (see below), whose sum is σ = 4680972800. Its totient is φ = 1202746320.

The previous prime is 2540115209. The next prime is 2540115247. The reversal of 2540115244 is 4425110452.

2540115244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2540115247) 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, 265789 + ... + 275179.

Almost surely, 2^2540115244 is an apocalyptic number.

It is an amenable number.

2540115244 is a deficient number, since it is larger than the sum of its proper divisors (2140857556).

2540115244 is a wasteful number, since it uses less digits than its factorization.

2540115244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12973 (or 12971 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 2540115244 is about 50399.5559901077. Note that the first 3 decimals coincide. The cubic root of 2540115244 is about 1364.4296246145.

Adding to 2540115244 its reverse (4425110452), we get a palindrome (6965225696).

The spelling of 2540115244 in words is "two billion, five hundred forty million, one hundred fifteen thousand, two hundred forty-four".