41665056616 has 16 divisors (see below), whose sum is σ = 78145611300. Its totient is φ = 20826226944.

The previous prime is 41665056599. The next prime is 41665056647. The reversal of 41665056616 is 61665056614.

It can be written as a sum of positive squares in 2 ways, for example, as 41002200100 + 662856516 = 202490^2 + 25746^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 759511 + ... + 812518.

Almost surely, 2^41665056616 is an apocalyptic number.

It is an amenable number.

41665056616 is a deficient number, since it is larger than the sum of its proper divisors (36480554684).

41665056616 is a wasteful number, since it uses less digits than its factorization.

41665056616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575348 (or 1575344 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 41665056616 in words is "forty-one billion, six hundred sixty-five million, fifty-six thousand, six hundred sixteen".