9645840485469 has 24 divisors (see below), whose sum is σ = 14229519238272. Its totient is φ = 6293653966080.

The previous prime is 9645840485441. The next prime is 9645840485473.

9645840485469 is a `hidden beast` number, since 9 + 6 + 4 + 5 + 84 + 0 + 4 + 85 + 469 = 666.

9645840485469 is nontrivially palindromic in base 10.

9645840485469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9645840485469 - 2⁷ = 9645840485341 is a prime.

It is a super-2 number, since 2×9645840485469² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9645840485397 and 9645840485406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9645840485269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49767789 + ... + 49961229.

It is an arithmetic number, because the mean of its divisors is an integer number (592896634928).

Almost surely, 2^{9645840485469} is an apocalyptic number.

It is an amenable number.

9645840485469 is a deficient number, since it is larger than the sum of its proper divisors (4583678752803).

9645840485469 is a wasteful number, since it uses less digits than its factorization.

9645840485469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311377 (or 311374 counting only the distinct ones).

The product of its (nonzero) digits is 1194393600, while the sum is 72.

The spelling of 9645840485469 in words is "nine trillion, six hundred forty-five billion, eight hundred forty million, four hundred eighty-five thousand, four hundred sixty-nine".