41661636443 has 8 divisors (see below), whose sum is σ = 47852563200. Its totient is φ = 35530525800.

The previous prime is 41661636439. The next prime is 41661636451. The reversal of 41661636443 is 34463616614.

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

It is not a de Polignac number, because 41661636443 - 2² = 41661636439 is a prime.

It is a super-2 number, since 2×41661636443² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41661636394 and 41661636403.

It is not an unprimeable number, because it can be changed into a prime (41661636403) 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, 14952533 + ... + 14955318.

It is an arithmetic number, because the mean of its divisors is an integer number (5981570400).

Almost surely, 2^41661636443 is an apocalyptic number.

41661636443 is a deficient number, since it is larger than the sum of its proper divisors (6190926757).

41661636443 is a wasteful number, since it uses less digits than its factorization.

41661636443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29908057.

The product of its digits is 746496, while the sum is 44.

The spelling of 41661636443 in words is "forty-one billion, six hundred sixty-one million, six hundred thirty-six thousand, four hundred forty-three".