41737818449 has 2 divisors, whose sum is σ = 41737818450. Its totient is φ = 41737818448.

The previous prime is 41737818373. The next prime is 41737818461. The reversal of 41737818449 is 94481873714.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39757568449 + 1980250000 = 199393^2 + 44500^2 .

It is a cyclic number.

It is not a de Polignac number, because 41737818449 - 2⁸ = 41737818193 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41737818394 and 41737818403.

It is not a weakly prime, because it can be changed into another prime (41737818469) 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 as a sum of consecutive naturals, namely, 20868909224 + 20868909225.

It is an arithmetic number, because the mean of its divisors is an integer number (20868909225).

Almost surely, 2^41737818449 is an apocalyptic number.

It is an amenable number.

41737818449 is a deficient number, since it is larger than the sum of its proper divisors (1).

41737818449 is an equidigital number, since it uses as much as digits as its factorization.

41737818449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 56.

The spelling of 41737818449 in words is "forty-one billion, seven hundred thirty-seven million, eight hundred eighteen thousand, four hundred forty-nine".