41705744985 has 12 divisors (see below), whose sum is σ = 72289958052. Its totient is φ = 22243063968.

The previous prime is 41705744963. The next prime is 41705744987. The reversal of 41705744985 is 58944750714.

41705744985 is a `hidden beast` number, since 4 + 1 + 70 + 57 + 449 + 85 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 28661135616 + 13044609369 = 169296^2 + 114213^2 .

It is not a de Polignac number, because 41705744985 - 2¹⁷ = 41705613913 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41705744987) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 463397122 + ... + 463397211.

It is an arithmetic number, because the mean of its divisors is an integer number (6024163171).

Almost surely, 2^41705744985 is an apocalyptic number.

41705744985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41705744985 is a deficient number, since it is larger than the sum of its proper divisors (30584213067).

41705744985 is a wasteful number, since it uses less digits than its factorization.

41705744985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926794344 (or 926794341 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The spelling of 41705744985 in words is "forty-one billion, seven hundred five million, seven hundred forty-four thousand, nine hundred eighty-five".