9345689647 has 18 divisors (see below), whose sum is σ = 10876911864. Its totient is φ = 7866115920.

The previous prime is 9345689641. The next prime is 9345689687. The reversal of 9345689647 is 7469865439.

9345689647 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 9345689647 - 2⁷ = 9345689519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9345689641) 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 in 17 ways as a sum of consecutive naturals, for example, 15601854 + ... + 15602452.

Almost surely, 2^9345689647 is an apocalyptic number.

9345689647 is a deficient number, since it is larger than the sum of its proper divisors (1531222217).

9345689647 is an frugal number, since it uses more digits than its factorization.

9345689647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327 (or 667 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 61.

The square root of 9345689647 is about 96673.1071549891. The cubic root of 9345689647 is about 2106.3819195029.

The spelling of 9345689647 in words is "nine billion, three hundred forty-five million, six hundred eighty-nine thousand, six hundred forty-seven".