9651599496 has 128 divisors (see below), whose sum is σ = 33425510400. Its totient is φ = 2506904640.

The previous prime is 9651599467. The next prime is 9651599497. The reversal of 9651599496 is 6949951569.

9651599496 is a `hidden beast` number, since 9 + 6 + 51 + 5 + 99 + 496 = 666.

9651599496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (9651599497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273520 + ... + 306783.

It is an arithmetic number, because the mean of its divisors is an integer number (261136800).

Almost surely, 2^9651599496 is an apocalyptic number.

It is an amenable number.

9651599496 is an abundant number, since it is smaller than the sum of its proper divisors (23773910904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9651599496 is a wasteful number, since it uses less digits than its factorization.

9651599496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580336 (or 580326 counting only the distinct ones).

The product of its digits is 23619600, while the sum is 63.

The square root of 9651599496 is about 98242.5544049013. The cubic root of 9651599496 is about 2129.1181590619.

The spelling of 9651599496 in words is "nine billion, six hundred fifty-one million, five hundred ninety-nine thousand, four hundred ninety-six".