41563464793 has 2 divisors, whose sum is σ = 41563464794.
Its totient is φ = 41563464792.
The previous prime is 41563464791. The next prime is 41563464821. The reversal of 41563464793 is 39746436514.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 37516978249 + 4046486544 = 193693^2 + 63612^2
It is a cyclic number.
It is not a de Polignac number, because 41563464793 - 21 = 41563464791 is a prime.
Together with 41563464791, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 41563464793.
It is not a weakly prime, because it can be changed into another prime (41563464791) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20781732396 + 20781732397.
It is an arithmetic number, because the mean of its divisors is an integer number (20781732397).
Almost surely, 241563464793 is an apocalyptic number.
It is an amenable number.
41563464793 is a deficient number, since it is larger than the sum of its proper divisors (1).
41563464793 is an equidigital number, since it uses as much as digits as its factorization.
41563464793 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 6531840, while the sum is 52.
The spelling of 41563464793 in words is "forty-one billion, five hundred sixty-three million, four hundred sixty-four thousand, seven hundred ninety-three".