41521051005671 has 2 divisors, whose sum is σ = 41521051005672. Its totient is φ = 41521051005670.

The previous prime is 41521051005641. The next prime is 41521051005673. The reversal of 41521051005671 is 17650015012514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41521051005671 - 2³⁸ = 41246173098727 is a prime.

Together with 41521051005673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41521051005673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20760525502835 + 20760525502836.

It is an arithmetic number, because the mean of its divisors is an integer number (20760525502836).

Almost surely, 2^{41521051005671} is an apocalyptic number.

41521051005671 is a deficient number, since it is larger than the sum of its proper divisors (1).

41521051005671 is an equidigital number, since it uses as much as digits as its factorization.

41521051005671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 38.

The spelling of 41521051005671 in words is "forty-one trillion, five hundred twenty-one billion, fifty-one million, five thousand, six hundred seventy-one".