9566956380 has 192 divisors, whose sum is σ = 29985500160. Its totient is φ = 2264887296.

The previous prime is 9566956379. The next prime is 9566956457. The reversal of 9566956380 is 836596659.

9566956380 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 (57).

It is a self number, because there is not a number n which added to its sum of digits gives 9566956380.

It is a congruent number.

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 in 63 ways as a sum of consecutive naturals, for example, 5096002 + ... + 5097878.

It is an arithmetic number, because the mean of its divisors is an integer number (156174480).

Almost surely, 2^9566956380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9566956380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14992750080).

9566956380 is an abundant number, since it is smaller than the sum of its proper divisors (20418543780).

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

9566956380 is a wasteful number, since it uses less digits than its factorization.

9566956380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2188 (or 2186 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 57.

The square root of 9566956380 is about 97810.8193401936. The cubic root of 9566956380 is about 2122.8758570290.

The spelling of 9566956380 in words is "nine billion, five hundred sixty-six million, nine hundred fifty-six thousand, three hundred eighty".