434163769861 has 2 divisors, whose sum is σ = 434163769862. Its totient is φ = 434163769860.

The previous prime is 434163769849. The next prime is 434163769873. The reversal of 434163769861 is 168967361434.

It is a balanced prime because it is at equal distance from previous prime (434163769849) and next prime (434163769873).

It can be written as a sum of positive squares in only one way, i.e., 285722320900 + 148441448961 = 534530^2 + 385281^2 .

It is a cyclic number.

It is not a de Polignac number, because 434163769861 - 2¹¹ = 434163767813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434163769796 and 434163769805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434163769801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217081884930 + 217081884931.

It is an arithmetic number, because the mean of its divisors is an integer number (217081884931).

Almost surely, 2^434163769861 is an apocalyptic number.

It is an amenable number.

434163769861 is a deficient number, since it is larger than the sum of its proper divisors (1).

434163769861 is an equidigital number, since it uses as much as digits as its factorization.

434163769861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 58.

The spelling of 434163769861 in words is "four hundred thirty-four billion, one hundred sixty-three million, seven hundred sixty-nine thousand, eight hundred sixty-one".