41118358649 has 2 divisors, whose sum is σ = 41118358650. Its totient is φ = 41118358648.

The previous prime is 41118358637. The next prime is 41118358669. The reversal of 41118358649 is 94685381114.

41118358649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40655463424 + 462895225 = 201632^2 + 21515^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41118358649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41118358597 and 41118358606.

It is not a weakly prime, because it can be changed into another prime (41118358669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20559179324 + 20559179325.

It is an arithmetic number, because the mean of its divisors is an integer number (20559179325).

Almost surely, 2^41118358649 is an apocalyptic number.

It is an amenable number.

41118358649 is a deficient number, since it is larger than the sum of its proper divisors (1).

41118358649 is an equidigital number, since it uses as much as digits as its factorization.

41118358649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 829440, while the sum is 50.

The spelling of 41118358649 in words is "forty-one billion, one hundred eighteen million, three hundred fifty-eight thousand, six hundred forty-nine".