41020116563 has 4 divisors (see below), whose sum is σ = 42128768400. Its totient is φ = 39911464728.

The previous prime is 41020116559. The next prime is 41020116583. The reversal of 41020116563 is 36561102014.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41020116563 - 2² = 41020116559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41020116583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554325863 + ... + 554325936.

It is an arithmetic number, because the mean of its divisors is an integer number (10532192100).

Almost surely, 2^41020116563 is an apocalyptic number.

41020116563 is a deficient number, since it is larger than the sum of its proper divisors (1108651837).

41020116563 is a wasteful number, since it uses less digits than its factorization.

41020116563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108651836.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 41020116563 its reverse (36561102014), we get a palindrome (77581218577).

The spelling of 41020116563 in words is "forty-one billion, twenty million, one hundred sixteen thousand, five hundred sixty-three".