9628407808 has 24 divisors (see below), whose sum is σ = 19252118340. Its totient is φ = 4814202880.

The previous prime is 9628407787. The next prime is 9628407809. The reversal of 9628407808 is 8087048269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9628407809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2348638 + ... + 2352733.

Almost surely, 2^9628407808 is an apocalyptic number.

It is an amenable number.

9628407808 is a deficient number, since it is larger than the sum of its proper divisors (9623710532).

9628407808 is an equidigital number, since it uses as much as digits as its factorization.

9628407808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4701393 (or 4701373 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 52.

The square root of 9628407808 is about 98124.4506124748. The cubic root of 9628407808 is about 2127.4114489728.

The spelling of 9628407808 in words is "nine billion, six hundred twenty-eight million, four hundred seven thousand, eight hundred eight".