41643452344005 has 80 divisors (see below), whose sum is σ = 79044114538224. Its totient is φ = 20902531368960.

The previous prime is 41643452344001. The next prime is 41643452344049. The reversal of 41643452344005 is 50044325434614.

41643452344005 is a `hidden beast` number, since 4 + 1 + 6 + 4 + 3 + 4 + 5 + 234 + 400 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 9048647561409 + 32594804782596 = 3008097^2 + 5709186^2 .

It is not a de Polignac number, because 41643452344005 - 2² = 41643452344001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41643452344001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 191108215 + ... + 191325995.

Almost surely, 2^{41643452344005} is an apocalyptic number.

41643452344005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41643452344005 is a deficient number, since it is larger than the sum of its proper divisors (37400662194219).

41643452344005 is a wasteful number, since it uses less digits than its factorization.

41643452344005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245588 (or 245579 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

Adding to 41643452344005 its reverse (50044325434614), we get a palindrome (91687777778619).

The spelling of 41643452344005 in words is "forty-one trillion, six hundred forty-three billion, four hundred fifty-two million, three hundred forty-four thousand, five".