241540720540643 has 16 divisors (see below), whose sum is σ = 242383199923200. Its totient is φ = 240699639644640.

The previous prime is 241540720540571. The next prime is 241540720540673. The reversal of 241540720540643 is 346045027045142.

It is a cyclic number.

It is not a de Polignac number, because 241540720540643 - 2⁸ = 241540720540387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241540720540673) 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, 1573242680 + ... + 1573396202.

It is an arithmetic number, because the mean of its divisors is an integer number (15148949995200).

Almost surely, 2^{241540720540643} is an apocalyptic number.

241540720540643 is a deficient number, since it is larger than the sum of its proper divisors (842479382557).

241540720540643 is a wasteful number, since it uses less digits than its factorization.

241540720540643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158042.

The product of its (nonzero) digits is 3225600, while the sum is 47.

Adding to 241540720540643 its reverse (346045027045142), we get a palindrome (587585747585785).

The spelling of 241540720540643 in words is "two hundred forty-one trillion, five hundred forty billion, seven hundred twenty million, five hundred forty thousand, six hundred forty-three".