41454553849 has 2 divisors, whose sum is σ = 41454553850. Its totient is φ = 41454553848.

The previous prime is 41454553781. The next prime is 41454553871. The reversal of 41454553849 is 94835545414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39320113849 + 2134440000 = 198293^2 + 46200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41454553849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41454553796 and 41454553805.

It is not a weakly prime, because it can be changed into another prime (41454553649) 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, 20727276924 + 20727276925.

It is an arithmetic number, because the mean of its divisors is an integer number (20727276925).

Almost surely, 2^41454553849 is an apocalyptic number.

It is an amenable number.

41454553849 is a deficient number, since it is larger than the sum of its proper divisors (1).

41454553849 is an equidigital number, since it uses as much as digits as its factorization.

41454553849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912000, while the sum is 52.

The spelling of 41454553849 in words is "forty-one billion, four hundred fifty-four million, five hundred fifty-three thousand, eight hundred forty-nine".