6541305352005 has 64 divisors (see below), whose sum is σ = 11099318388480. Its totient is φ = 3278274514944.

The previous prime is 6541305351991. The next prime is 6541305352009. The reversal of 6541305352005 is 5002535031456.

It is not a de Polignac number, because 6541305352005 - 2³⁶ = 6472585875269 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6541305352009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 540195891 + ... + 540207999.

It is an arithmetic number, because the mean of its divisors is an integer number (173426849820).

Almost surely, 2^{6541305352005} is an apocalyptic number.

It is an amenable number.

6541305352005 is a deficient number, since it is larger than the sum of its proper divisors (4558013036475).

6541305352005 is a wasteful number, since it uses less digits than its factorization.

6541305352005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15318.

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 6541305352005 in words is "six trillion, five hundred forty-one billion, three hundred five million, three hundred fifty-two thousand, five".