41785241966640 has 80 divisors (see below), whose sum is σ = 143926944559200. Its totient is φ = 11142731190528.

The previous prime is 41785241966551. The next prime is 41785241966641. The reversal of 41785241966640 is 4666914258714.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (41785241966641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9672507555 + ... + 9672511874.

It is an arithmetic number, because the mean of its divisors is an integer number (1799086806990).

Almost surely, 2^{41785241966640} is an apocalyptic number.

41785241966640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41785241966640 is an abundant number, since it is smaller than the sum of its proper divisors (102141702592560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41785241966640 is a wasteful number, since it uses less digits than its factorization.

41785241966640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19345019451 (or 19345019439 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 63.

The spelling of 41785241966640 in words is "forty-one trillion, seven hundred eighty-five billion, two hundred forty-one million, nine hundred sixty-six thousand, six hundred forty".