9561632008 has 8 divisors (see below), whose sum is σ = 17928060030. Its totient is φ = 4780816000.

The previous prime is 9561631993. The next prime is 9561632011. The reversal of 9561632008 is 8002361659.

9561632008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6447768804 + 3113863204 = 80298^2 + 55802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×9561632008² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 597601993 + ... + 597602008.

Almost surely, 2^9561632008 is an apocalyptic number.

It is an amenable number.

9561632008 is a deficient number, since it is larger than the sum of its proper divisors (8366428022).

9561632008 is a wasteful number, since it uses less digits than its factorization.

9561632008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195204007 (or 1195204003 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 9561632008 is about 97783.5978474918. The cubic root of 9561632008 is about 2122.4819637915.

The spelling of 9561632008 in words is "nine billion, five hundred sixty-one million, six hundred thirty-two thousand, eight".