9644612063 has 8 divisors (see below), whose sum is σ = 9769900800. Its totient is φ = 9519403608.

The previous prime is 9644611981. The next prime is 9644612069. The reversal of 9644612063 is 3602164469.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9644612063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9644612063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9644612069) 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, 244148 + ... + 280886.

It is an arithmetic number, because the mean of its divisors is an integer number (1221237600).

Almost surely, 2^9644612063 is an apocalyptic number.

9644612063 is a deficient number, since it is larger than the sum of its proper divisors (125288737).

9644612063 is a wasteful number, since it uses less digits than its factorization.

9644612063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40141.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 9644612063 is about 98206.9858156740. The cubic root of 9644612063 is about 2128.6042317382.

The spelling of 9644612063 in words is "nine billion, six hundred forty-four million, six hundred twelve thousand, sixty-three".