41668223805 has 48 divisors (see below), whose sum is σ = 78230473776. Its totient is φ = 20394961920.

The previous prime is 41668223789. The next prime is 41668223873. The reversal of 41668223805 is 50832286614.

41668223805 is a `hidden beast` number, since 416 + 6 + 8 + 223 + 8 + 0 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 2233413081 + 39434810724 = 47259^2 + 198582^2 .

It is not a de Polignac number, because 41668223805 - 2⁴ = 41668223789 is a prime.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104656 + ... + 307065.

It is an arithmetic number, because the mean of its divisors is an integer number (1629801537).

Almost surely, 2^41668223805 is an apocalyptic number.

41668223805 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41668223805 is a deficient number, since it is larger than the sum of its proper divisors (36562249971).

41668223805 is a wasteful number, since it uses less digits than its factorization.

41668223805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411918 (or 411915 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 41668223805 in words is "forty-one billion, six hundred sixty-eight million, two hundred twenty-three thousand, eight hundred five".