9642828651 has 8 divisors (see below), whose sum is σ = 12984403344. Its totient is φ = 6364903200.

The previous prime is 9642828619. The next prime is 9642828691. The reversal of 9642828651 is 1568282469.

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 9642828651 - 2⁵ = 9642828619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9642828594 and 9642828603.

It is not an unprimeable number, because it can be changed into a prime (9642828691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15911956 + ... + 15912561.

It is an arithmetic number, because the mean of its divisors is an integer number (1623050418).

Almost surely, 2^9642828651 is an apocalyptic number.

9642828651 is a deficient number, since it is larger than the sum of its proper divisors (3341574693).

9642828651 is a wasteful number, since it uses less digits than its factorization.

9642828651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31824621.

The product of its digits is 1658880, while the sum is 51.

The square root of 9642828651 is about 98197.9055326538. The cubic root of 9642828651 is about 2128.4730216105.

The spelling of 9642828651 in words is "nine billion, six hundred forty-two million, eight hundred twenty-eight thousand, six hundred fifty-one".