41613559561 has 8 divisors (see below), whose sum is σ = 48337999424. Its totient is φ = 35084031120.

The previous prime is 41613559549. The next prime is 41613559579. The reversal of 41613559561 is 16595531614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41613559561 - 2⁵ = 41613559529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41613559591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48727395 + ... + 48728248.

It is an arithmetic number, because the mean of its divisors is an integer number (6042249928).

Almost surely, 2^41613559561 is an apocalyptic number.

It is an amenable number.

41613559561 is a deficient number, since it is larger than the sum of its proper divisors (6724439863).

41613559561 is an equidigital number, since it uses as much as digits as its factorization.

41613559561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97455711.

The product of its digits is 486000, while the sum is 46.

The spelling of 41613559561 in words is "forty-one billion, six hundred thirteen million, five hundred fifty-nine thousand, five hundred sixty-one".