9632565645 has 8 divisors (see below), whose sum is σ = 15412105056. Its totient is φ = 5137368336.

The previous prime is 9632565643. The next prime is 9632565659. The reversal of 9632565645 is 5465652369.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9632565645 - 2¹ = 9632565643 is a prime.

It is a super-3 number, since 3×9632565645³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9632565643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321085507 + ... + 321085536.

It is an arithmetic number, because the mean of its divisors is an integer number (1926513132).

Almost surely, 2^9632565645 is an apocalyptic number.

It is an amenable number.

9632565645 is a deficient number, since it is larger than the sum of its proper divisors (5779539411).

9632565645 is a wasteful number, since it uses less digits than its factorization.

9632565645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642171051.

The product of its digits is 5832000, while the sum is 51.

The square root of 9632565645 is about 98145.6348749143. The cubic root of 9632565645 is about 2127.7176317213.

The spelling of 9632565645 in words is "nine billion, six hundred thirty-two million, five hundred sixty-five thousand, six hundred forty-five".