434677816481 has 2 divisors, whose sum is σ = 434677816482. Its totient is φ = 434677816480.

The previous prime is 434677816429. The next prime is 434677816537. The reversal of 434677816481 is 184618776434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302824587025 + 131853229456 = 550295^2 + 363116^2 .

It is a cyclic number.

It is not a de Polignac number, because 434677816481 - 2¹⁴ = 434677800097 is a prime.

It is a super-2 number, since 2×434677816481² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 434677816481.

It is not a weakly prime, because it can be changed into another prime (434677819481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217338908240 + 217338908241.

It is an arithmetic number, because the mean of its divisors is an integer number (217338908241).

Almost surely, 2^434677816481 is an apocalyptic number.

It is an amenable number.

434677816481 is a deficient number, since it is larger than the sum of its proper divisors (1).

434677816481 is an equidigital number, since it uses as much as digits as its factorization.

434677816481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21676032, while the sum is 59.

The spelling of 434677816481 in words is "four hundred thirty-four billion, six hundred seventy-seven million, eight hundred sixteen thousand, four hundred eighty-one".