810096216077 has 2 divisors, whose sum is σ = 810096216078. Its totient is φ = 810096216076.

The previous prime is 810096216043. The next prime is 810096216103. The reversal of 810096216077 is 770612690018.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 662846735716 + 147249480361 = 814154^2 + 383731^2 .

It is a cyclic number.

It is not a de Polignac number, because 810096216077 - 2⁸ = 810096215821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (810096216577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405048108038 + 405048108039.

It is an arithmetic number, because the mean of its divisors is an integer number (405048108039).

Almost surely, 2^810096216077 is an apocalyptic number.

It is an amenable number.

810096216077 is a deficient number, since it is larger than the sum of its proper divisors (1).

810096216077 is an equidigital number, since it uses as much as digits as its factorization.

810096216077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 47.

The spelling of 810096216077 in words is "eight hundred ten billion, ninety-six million, two hundred sixteen thousand, seventy-seven".