9609443556 has 24 divisors (see below), whose sum is σ = 22442505120. Its totient is φ = 3200223552.

The previous prime is 9609443537. The next prime is 9609443563. The reversal of 9609443556 is 6553449069.

It is a junction number, because it is equal to n+sod(n) for n = 9609443499 and 9609443508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351826 + ... + 378153.

It is an arithmetic number, because the mean of its divisors is an integer number (935104380).

Almost surely, 2^9609443556 is an apocalyptic number.

It is an amenable number.

9609443556 is an abundant number, since it is smaller than the sum of its proper divisors (12833061564).

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

9609443556 is a wasteful number, since it uses less digits than its factorization.

9609443556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731083 (or 731081 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 51.

The square root of 9609443556 is about 98027.7693105377. The cubic root of 9609443556 is about 2126.0138041239.

The spelling of 9609443556 in words is "nine billion, six hundred nine million, four hundred forty-three thousand, five hundred fifty-six".