41405520041 has 4 divisors (see below), whose sum is σ = 41406473412. Its totient is φ = 41404566672.

The previous prime is 41405520029. The next prime is 41405520067. The reversal of 41405520041 is 14002550414.

41405520041 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 12512659600 + 28892860441 = 111860^2 + 169979^2 .

It is a cyclic number.

It is not a de Polignac number, because 41405520041 - 2³⁴ = 24225650857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41405520071) 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, 408266 + ... + 499491.

It is an arithmetic number, because the mean of its divisors is an integer number (10351618353).

Almost surely, 2^41405520041 is an apocalyptic number.

It is an amenable number.

41405520041 is a deficient number, since it is larger than the sum of its proper divisors (953371).

41405520041 is an equidigital number, since it uses as much as digits as its factorization.

41405520041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953370.

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 41405520041 in words is "forty-one billion, four hundred five million, five hundred twenty thousand, forty-one".