2544245205 has 16 divisors (see below), whose sum is σ = 4073544000. Its totient is φ = 1356013568.

The previous prime is 2544245173. The next prime is 2544245233. The reversal of 2544245205 is 5025424452.

It is a cyclic number.

It is not a de Polignac number, because 2544245205 - 2⁵ = 2544245173 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 34092 + ... + 79061.

It is an arithmetic number, because the mean of its divisors is an integer number (254596500).

Almost surely, 2^2544245205 is an apocalyptic number.

It is an amenable number.

2544245205 is a deficient number, since it is larger than the sum of its proper divisors (1529298795).

2544245205 is a wasteful number, since it uses less digits than its factorization.

2544245205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114660.

The product of its (nonzero) digits is 64000, while the sum is 33.

The square root of 2544245205 is about 50440.5115457803. The cubic root of 2544245205 is about 1365.1686973673.

Adding to 2544245205 its reverse (5025424452), we get a palindrome (7569669657).

The spelling of 2544245205 in words is "two billion, five hundred forty-four million, two hundred forty-five thousand, two hundred five".