41400865673 has 2 divisors, whose sum is σ = 41400865674. Its totient is φ = 41400865672.

The previous prime is 41400865643. The next prime is 41400865679. The reversal of 41400865673 is 37656800414.

41400865673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40084844944 + 1316020729 = 200212^2 + 36277^2 .

It is a cyclic number.

It is not a de Polignac number, because 41400865673 - 2⁶ = 41400865609 is a prime.

It is not a weakly prime, because it can be changed into another prime (41400865679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20700432836 + 20700432837.

It is an arithmetic number, because the mean of its divisors is an integer number (20700432837).

Almost surely, 2^41400865673 is an apocalyptic number.

It is an amenable number.

41400865673 is a deficient number, since it is larger than the sum of its proper divisors (1).

41400865673 is an equidigital number, since it uses as much as digits as its factorization.

41400865673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 41400865673 in words is "forty-one billion, four hundred million, eight hundred sixty-five thousand, six hundred seventy-three".