41541801855849 has 27 divisors (see below), whose sum is σ = 60414434565303. Its totient is φ = 27506757404304.

The previous prime is 41541801855847. The next prime is 41541801855893. The reversal of 41541801855849 is 94855810814514.

The square root of 41541801855849 is 6445293.

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

41541801855849 is a `hidden beast` number, since 4 + 1 + 5 + 41 + 8 + 0 + 1 + 8 + 5 + 584 + 9 = 666.

41541801855849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 4866908095449 + 36674893760400 = 2206107^2 + 6055980^2 .

It is not a de Polignac number, because 41541801855849 - 2¹ = 41541801855847 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (41541801855847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2881038762 + ... + 2881053180.

Almost surely, 2^{41541801855849} is an apocalyptic number.

41541801855849 is the 6445293-rd square number.

41541801855849 is the 3222647-th centered octagonal number.

It is an amenable number.

41541801855849 is a deficient number, since it is larger than the sum of its proper divisors (18872632709454).

41541801855849 is an frugal number, since it uses more digits than its factorization.

41541801855849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29142 (or 14571 counting only the distinct ones).

The product of its (nonzero) digits is 36864000, while the sum is 63.

The spelling of 41541801855849 in words is "forty-one trillion, five hundred forty-one billion, eight hundred one million, eight hundred fifty-five thousand, eight hundred forty-nine".