41511789989 has 2 divisors, whose sum is σ = 41511789990. Its totient is φ = 41511789988.

The previous prime is 41511789941. The next prime is 41511790039. The reversal of 41511789989 is 98998711514.

It is a happy number.

41511789989 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., 36607168900 + 4904621089 = 191330^2 + 70033^2 .

It is a cyclic number.

It is not a de Polignac number, because 41511789989 - 2⁸ = 41511789733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41511789919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20755894994 + 20755894995.

It is an arithmetic number, because the mean of its divisors is an integer number (20755894995).

Almost surely, 2^41511789989 is an apocalyptic number.

It is an amenable number.

41511789989 is a deficient number, since it is larger than the sum of its proper divisors (1).

41511789989 is an equidigital number, since it uses as much as digits as its factorization.

41511789989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 62.

The spelling of 41511789989 in words is "forty-one billion, five hundred eleven million, seven hundred eighty-nine thousand, nine hundred eighty-nine".