9643872662 has 16 divisors (see below), whose sum is σ = 14545109040. Its totient is φ = 4795573248.

The previous prime is 9643872643. The next prime is 9643872673. The reversal of 9643872662 is 2662783469.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263414 + ... + 297782.

It is an arithmetic number, because the mean of its divisors is an integer number (909069315).

Almost surely, 2^9643872662 is an apocalyptic number.

9643872662 is a deficient number, since it is larger than the sum of its proper divisors (4901236378).

9643872662 is a wasteful number, since it uses less digits than its factorization.

9643872662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35135.

The product of its digits is 5225472, while the sum is 53.

The square root of 9643872662 is about 98203.2212404461. The cubic root of 9643872662 is about 2128.5498341011.

The spelling of 9643872662 in words is "nine billion, six hundred forty-three million, eight hundred seventy-two thousand, six hundred sixty-two".