800842663142453 has 2 divisors, whose sum is σ = 800842663142454. Its totient is φ = 800842663142452.

The previous prime is 800842663142437. The next prime is 800842663142521. The reversal of 800842663142453 is 354241366248008.

800842663142453 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., 442411361414929 + 358431301727524 = 21033577^2 + 18932282^2 .

It is a cyclic number.

It is not a de Polignac number, because 800842663142453 - 2⁴ = 800842663142437 is a prime.

It is a super-2 number, since 2×800842663142453² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800842663144453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400421331571226 + 400421331571227.

It is an arithmetic number, because the mean of its divisors is an integer number (400421331571227).

Almost surely, 2^{800842663142453} is an apocalyptic number.

It is an amenable number.

800842663142453 is a deficient number, since it is larger than the sum of its proper divisors (1).

800842663142453 is an equidigital number, since it uses as much as digits as its factorization.

800842663142453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26542080, while the sum is 56.

The spelling of 800842663142453 in words is "eight hundred trillion, eight hundred forty-two billion, six hundred sixty-three million, one hundred forty-two thousand, four hundred fifty-three".