854454565454429 has 2 divisors, whose sum is σ = 854454565454430. Its totient is φ = 854454565454428.

The previous prime is 854454565454401. The next prime is 854454565454551. The reversal of 854454565454429 is 924454565454458.

854454565454429 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., 785383922188804 + 69070643265625 = 28024702^2 + 8310875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854454565454429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854454565450429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427227282727214 + 427227282727215.

It is an arithmetic number, because the mean of its divisors is an integer number (427227282727215).

Almost surely, 2^{854454565454429} is an apocalyptic number.

It is an amenable number.

854454565454429 is a deficient number, since it is larger than the sum of its proper divisors (1).

854454565454429 is an equidigital number, since it uses as much as digits as its factorization.

854454565454429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11059200000, while the sum is 74.

The spelling of 854454565454429 in words is "eight hundred fifty-four trillion, four hundred fifty-four billion, five hundred sixty-five million, four hundred fifty-four thousand, four hundred twenty-nine".