9559345616 has 40 divisors (see below), whose sum is σ = 19620813384. Its totient is φ = 4496199680.

The previous prime is 9559345589. The next prime is 9559345639. The reversal of 9559345616 is 6165439559.

It can be written as a sum of positive squares in 4 ways, for example, as 8006670400 + 1552675216 = 89480^2 + 39404^2 .

It is a super-2 number, since 2×9559345616² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593996 + ... + 609876.

Almost surely, 2^9559345616 is an apocalyptic number.

It is an amenable number.

9559345616 is an abundant number, since it is smaller than the sum of its proper divisors (10061467768).

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

9559345616 is a wasteful number, since it uses less digits than its factorization.

9559345616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18119 (or 18113 counting only the distinct ones).

The product of its digits is 4374000, while the sum is 53.

The square root of 9559345616 is about 97771.9060671316. The cubic root of 9559345616 is about 2122.3127732658.

The spelling of 9559345616 in words is "nine billion, five hundred fifty-nine million, three hundred forty-five thousand, six hundred sixteen".