41563464791 has 2 divisors, whose sum is σ = 41563464792.
Its totient is φ = 41563464790.
The previous prime is 41563464727. The next prime is 41563464793. The reversal of 41563464791 is 19746436514.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 41563464791 - 26 = 41563464727 is a prime.
Together with 41563464793, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (41563464793) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20781732395 + 20781732396.
It is an arithmetic number, because the mean of its divisors is an integer number (20781732396).
Almost surely, 241563464791 is an apocalyptic number.
41563464791 is a deficient number, since it is larger than the sum of its proper divisors (1).
41563464791 is an equidigital number, since it uses as much as digits as its factorization.
41563464791 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2177280, while the sum is 50.
The spelling of 41563464791 in words is "forty-one billion, five hundred sixty-three million, four hundred sixty-four thousand, seven hundred ninety-one".