9609865372 has 24 divisors (see below), whose sum is σ = 18312814800. Its totient is φ = 4395073536.

The previous prime is 9609865357. The next prime is 9609865373. The reversal of 9609865372 is 2735689069.

9609865372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9609865373) 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 7 ways as a sum of consecutive naturals, for example, 2177893 + ... + 2182300.

It is an arithmetic number, because the mean of its divisors is an integer number (763033950).

Almost surely, 2^9609865372 is an apocalyptic number.

It is an amenable number.

9609865372 is a deficient number, since it is larger than the sum of its proper divisors (8702949428).

9609865372 is a wasteful number, since it uses less digits than its factorization.

9609865372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360245 (or 4360243 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The square root of 9609865372 is about 98029.9207997232. The cubic root of 9609865372 is about 2126.0449114928.

The spelling of 9609865372 in words is "nine billion, six hundred nine million, eight hundred sixty-five thousand, three hundred seventy-two".