41966291816 has 16 divisors (see below), whose sum is σ = 78699547140. Its totient is φ = 20979745920.

The previous prime is 41966291803. The next prime is 41966291821. The reversal of 41966291816 is 61819266914.

It can be written as a sum of positive squares in 2 ways, for example, as 41675589316 + 290702500 = 204146^2 + 17050^2 .

It is a super-2 number, since 2×41966291816² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 372155 + ... + 471626.

Almost surely, 2^41966291816 is an apocalyptic number.

It is an amenable number.

41966291816 is a deficient number, since it is larger than the sum of its proper divisors (36733255324).

41966291816 is a wasteful number, since it uses less digits than its factorization.

41966291816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850004 (or 850000 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 53.

The spelling of 41966291816 in words is "forty-one billion, nine hundred sixty-six million, two hundred ninety-one thousand, eight hundred sixteen".