9550146440 has 128 divisors (see below), whose sum is σ = 23624939520. Its totient is φ = 3458764800.

The previous prime is 9550146427. The next prime is 9550146443. The reversal of 9550146440 is 446410559.

9550146440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9550146394 and 9550146403.

It is not an unprimeable number, because it can be changed into a prime (9550146443) 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, 3814229 + ... + 3816731.

It is an arithmetic number, because the mean of its divisors is an integer number (184569840).

Almost surely, 2^9550146440 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 9550146440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11812469760).

9550146440 is an abundant number, since it is smaller than the sum of its proper divisors (14074793080).

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

9550146440 is a wasteful number, since it uses less digits than its factorization.

9550146440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743 (or 2739 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 9550146440 is about 97724.8506778087. The cubic root of 9550146440 is about 2121.6317714654.

Adding to 9550146440 its reverse (446410559), we get a palindrome (9996556999).

The spelling of 9550146440 in words is "nine billion, five hundred fifty million, one hundred forty-six thousand, four hundred forty".