41581821796 has 12 divisors (see below), whose sum is σ = 75277436220. Its totient is φ = 20073982880.

The previous prime is 41581821751. The next prime is 41581821829. The reversal of 41581821796 is 69712818514.

It can be written as a sum of positive squares in 2 ways, for example, as 8052549696 + 33529272100 = 89736^2 + 183110^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179231875 + ... + 179232106.

It is an arithmetic number, because the mean of its divisors is an integer number (6273119685).

Almost surely, 2^41581821796 is an apocalyptic number.

It is an amenable number.

41581821796 is a deficient number, since it is larger than the sum of its proper divisors (33695614424).

41581821796 is a wasteful number, since it uses less digits than its factorization.

41581821796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358464014 (or 358464012 counting only the distinct ones).

The product of its digits is 967680, while the sum is 52.

The spelling of 41581821796 in words is "forty-one billion, five hundred eighty-one million, eight hundred twenty-one thousand, seven hundred ninety-six".