41843566249 has 3 divisors (see below), whose sum is σ = 41843770807. Its totient is φ = 41843361692.

The previous prime is 41843566243. The next prime is 41843566253. The reversal of 41843566249 is 94266534814.

The square root of 41843566249 is 204557.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 40903040025 + 940526224 = 202245^2 + 30668^2 .

It is not a de Polignac number, because 41843566249 - 2¹⁷ = 41843435177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41843566196 and 41843566205.

It is not an unprimeable number, because it can be changed into a prime (41843566243) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 102279 + ... + 306835.

Almost surely, 2^41843566249 is an apocalyptic number.

41843566249 is the 204557-th square number.

41843566249 is the 102279-th centered octagonal number.

It is an amenable number.

41843566249 is a deficient number, since it is larger than the sum of its proper divisors (204558).

41843566249 is an frugal number, since it uses more digits than its factorization.

41843566249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409114 (or 204557 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 52.

The spelling of 41843566249 in words is "forty-one billion, eight hundred forty-three million, five hundred sixty-six thousand, two hundred forty-nine".