41890218194 has 32 divisors (see below), whose sum is σ = 76399848000. Its totient is φ = 16977738240.

The previous prime is 41890218169. The next prime is 41890218247. The reversal of 41890218194 is 49181209814.

It is a happy number.

It is an unprimeable number.

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, 2940419 + ... + 2954630.

It is an arithmetic number, because the mean of its divisors is an integer number (2387495250).

Almost surely, 2^41890218194 is an apocalyptic number.

41890218194 is a deficient number, since it is larger than the sum of its proper divisors (34509629806).

41890218194 is a wasteful number, since it uses less digits than its factorization.

41890218194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895098.

The product of its (nonzero) digits is 165888, while the sum is 47.

Adding to 41890218194 its sum of digits (47), we get a square (41890218241 = 204671²).

The spelling of 41890218194 in words is "forty-one billion, eight hundred ninety million, two hundred eighteen thousand, one hundred ninety-four".