809296402741 has 2 divisors, whose sum is σ = 809296402742. Its totient is φ = 809296402740.

The previous prime is 809296402661. The next prime is 809296402793. The reversal of 809296402741 is 147204692908.

It is an a-pointer prime, because the next prime (809296402793) can be obtained adding 809296402741 to its sum of digits (52).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 717275180241 + 92021222500 = 846921^2 + 303350^2 .

It is a cyclic number.

It is not a de Polignac number, because 809296402741 - 2³⁷ = 671857449269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (809296402841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404648201370 + 404648201371.

It is an arithmetic number, because the mean of its divisors is an integer number (404648201371).

Almost surely, 2^809296402741 is an apocalyptic number.

It is an amenable number.

809296402741 is a deficient number, since it is larger than the sum of its proper divisors (1).

809296402741 is an equidigital number, since it uses as much as digits as its factorization.

809296402741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 809296402741 in words is "eight hundred nine billion, two hundred ninety-six million, four hundred two thousand, seven hundred forty-one".