812896875433 has 2 divisors, whose sum is σ = 812896875434. Its totient is φ = 812896875432.

The previous prime is 812896875421. The next prime is 812896875491. The reversal of 812896875433 is 334578698218.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 725202121744 + 87694753689 = 851588^2 + 296133^2 .

It is a cyclic number.

It is not a de Polignac number, because 812896875433 - 2³⁷ = 675457921961 is a prime.

It is a super-3 number, since 3×812896875433³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (812896878433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 406448437716 + 406448437717.

It is an arithmetic number, because the mean of its divisors is an integer number (406448437717).

Almost surely, 2^812896875433 is an apocalyptic number.

It is an amenable number.

812896875433 is a deficient number, since it is larger than the sum of its proper divisors (1).

812896875433 is an equidigital number, since it uses as much as digits as its factorization.

812896875433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69672960, while the sum is 64.

The spelling of 812896875433 in words is "eight hundred twelve billion, eight hundred ninety-six million, eight hundred seventy-five thousand, four hundred thirty-three".