2544041555 has 16 divisors (see below), whose sum is σ = 3332815200. Its totient is φ = 1848860160.

The previous prime is 2544041543. The next prime is 2544041557. The reversal of 2544041555 is 5551404452.

It is a de Polignac number, because none of the positive numbers 2^k-2544041555 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2544041557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62411 + ... + 94779.

It is an arithmetic number, because the mean of its divisors is an integer number (208300950).

Almost surely, 2^2544041555 is an apocalyptic number.

2544041555 is a deficient number, since it is larger than the sum of its proper divisors (788773645).

2544041555 is a wasteful number, since it uses less digits than its factorization.

2544041555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33814.

The product of its (nonzero) digits is 80000, while the sum is 35.

The square root of 2544041555 is about 50438.4927907248. The cubic root of 2544041555 is about 1365.1322721539.

The spelling of 2544041555 in words is "two billion, five hundred forty-four million, forty-one thousand, five hundred fifty-five".