2541643664241 has 16 divisors (see below), whose sum is σ = 3712404602880. Its totient is φ = 1533944947920.

The previous prime is 2541643664081. The next prime is 2541643664411. The reversal of 2541643664241 is 1424663461452.

2541643664241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2541643664241 - 2⁹ = 2541643663729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2541643666241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161120785 + ... + 161136558.

It is an arithmetic number, because the mean of its divisors is an integer number (232025287680).

Almost surely, 2^{2541643664241} is an apocalyptic number.

It is an amenable number.

2541643664241 is a deficient number, since it is larger than the sum of its proper divisors (1170760938639).

2541643664241 is a wasteful number, since it uses less digits than its factorization.

2541643664241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322257596.

The product of its digits is 3317760, while the sum is 48.

The spelling of 2541643664241 in words is "two trillion, five hundred forty-one billion, six hundred forty-three million, six hundred sixty-four thousand, two hundred forty-one".