41086643186 has 4 divisors (see below), whose sum is σ = 61629964782. Its totient is φ = 20543321592.

The previous prime is 41086643183. The next prime is 41086643207. The reversal of 41086643186 is 68134668014.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31732078225 + 9354564961 = 178135^2 + 96719^2 .

It is a super-2 number, since 2×41086643186² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41086643186.

It is not an unprimeable number, because it can be changed into a prime (41086643183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10271660795 + ... + 10271660798.

Almost surely, 2^41086643186 is an apocalyptic number.

41086643186 is a deficient number, since it is larger than the sum of its proper divisors (20543321596).

41086643186 is a wasteful number, since it uses less digits than its factorization.

41086643186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20543321595.

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 41086643186 in words is "forty-one billion, eighty-six million, six hundred forty-three thousand, one hundred eighty-six".