241661267647541 has 16 divisors (see below), whose sum is σ = 276970067937024. Its totient is φ = 206548922156544.

The previous prime is 241661267647531. The next prime is 241661267647603. The reversal of 241661267647541 is 145746762166142.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 241661267647541 - 2⁴² = 237263221136437 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241661267647531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218891471 + ... + 219992723.

It is an arithmetic number, because the mean of its divisors is an integer number (17310629246064).

Almost surely, 2^{241661267647541} is an apocalyptic number.

It is an amenable number.

241661267647541 is a deficient number, since it is larger than the sum of its proper divisors (35308800289483).

241661267647541 is a wasteful number, since it uses less digits than its factorization.

241661267647541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190420.

The product of its digits is 81285120, while the sum is 62.

The spelling of 241661267647541 in words is "two hundred forty-one trillion, six hundred sixty-one billion, two hundred sixty-seven million, six hundred forty-seven thousand, five hundred forty-one".