241663531577263 has 2 divisors, whose sum is σ = 241663531577264. Its totient is φ = 241663531577262.

The previous prime is 241663531577261. The next prime is 241663531577291. The reversal of 241663531577263 is 362775135366142.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 241663531577263 - 2¹ = 241663531577261 is a prime.

It is a super-2 number, since 2×241663531577263² (a number of 30 digits) contains 22 as substring.

Together with 241663531577261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (241663531577261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120831765788631 + 120831765788632.

It is an arithmetic number, because the mean of its divisors is an integer number (120831765788632).

Almost surely, 2^{241663531577263} is an apocalyptic number.

241663531577263 is a deficient number, since it is larger than the sum of its proper divisors (1).

241663531577263 is an equidigital number, since it uses as much as digits as its factorization.

241663531577263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 114307200, while the sum is 61.

The spelling of 241663531577263 in words is "two hundred forty-one trillion, six hundred sixty-three billion, five hundred thirty-one million, five hundred seventy-seven thousand, two hundred sixty-three".