808240165441 has 2 divisors, whose sum is σ = 808240165442. Its totient is φ = 808240165440.

The previous prime is 808240165433. The next prime is 808240165487. The reversal of 808240165441 is 144561042808.

808240165441 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., 802943237041 + 5296928400 = 896071^2 + 72780^2 .

It is a cyclic number.

It is not a de Polignac number, because 808240165441 - 2³ = 808240165433 is a prime.

It is not a weakly prime, because it can be changed into another prime (808240165141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404120082720 + 404120082721.

It is an arithmetic number, because the mean of its divisors is an integer number (404120082721).

Almost surely, 2^808240165441 is an apocalyptic number.

It is an amenable number.

808240165441 is a deficient number, since it is larger than the sum of its proper divisors (1).

808240165441 is an equidigital number, since it uses as much as digits as its factorization.

808240165441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245760, while the sum is 43.

The spelling of 808240165441 in words is "eight hundred eight billion, two hundred forty million, one hundred sixty-five thousand, four hundred forty-one".