41995533665 has 4 divisors (see below), whose sum is σ = 50394640404. Its totient is φ = 33596426928.

The previous prime is 41995533589. The next prime is 41995533673. The reversal of 41995533665 is 56633559914.

41995533665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10222827664 + 31772706001 = 101108^2 + 178249^2 .

It is a cyclic number.

It is not a de Polignac number, because 41995533665 - 2⁸ = 41995533409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41995533665.

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, 4199553362 + ... + 4199553371.

It is an arithmetic number, because the mean of its divisors is an integer number (12598660101).

Almost surely, 2^41995533665 is an apocalyptic number.

It is an amenable number.

41995533665 is a deficient number, since it is larger than the sum of its proper divisors (8399106739).

41995533665 is an equidigital number, since it uses as much as digits as its factorization.

41995533665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8399106738.

The product of its digits is 13122000, while the sum is 56.

The spelling of 41995533665 in words is "forty-one billion, nine hundred ninety-five million, five hundred thirty-three thousand, six hundred sixty-five".