9652971643 has 8 divisors (see below), whose sum is σ = 11035945440. Its totient is φ = 8270992320.

The previous prime is 9652971631. The next prime is 9652971649. The reversal of 9652971643 is 3461792569.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9652971643 - 2¹³ = 9652963451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9652971649) 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, 227698 + ... + 266743.

It is an arithmetic number, because the mean of its divisors is an integer number (1379493180).

Almost surely, 2^9652971643 is an apocalyptic number.

9652971643 is a deficient number, since it is larger than the sum of its proper divisors (1382973797).

9652971643 is a wasteful number, since it uses less digits than its factorization.

9652971643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497237.

The product of its digits is 2449440, while the sum is 52.

The square root of 9652971643 is about 98249.5376223217. The cubic root of 9652971643 is about 2129.2190516536.

The spelling of 9652971643 in words is "nine billion, six hundred fifty-two million, nine hundred seventy-one thousand, six hundred forty-three".