9540426140 has 96 divisors (see below), whose sum is σ = 23348097024. Its totient is φ = 3207029760.

The previous prime is 9540426121. The next prime is 9540426149. The reversal of 9540426140 is 416240459.

9540426140 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 (35).

It is a self number, because there is not a number n which added to its sum of digits gives 9540426140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9540426149) 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, 2089460 + ... + 2094020.

It is an arithmetic number, because the mean of its divisors is an integer number (243209344).

Almost surely, 2^9540426140 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 9540426140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11674048512).

9540426140 is an abundant number, since it is smaller than the sum of its proper divisors (13807670884).

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

9540426140 is a wasteful number, since it uses less digits than its factorization.

9540426140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867 (or 4865 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 9540426140 is about 97675.1050165804. The cubic root of 9540426140 is about 2120.9117162574.

Adding to 9540426140 its reverse (416240459), we get a palindrome (9956666599).

The spelling of 9540426140 in words is "nine billion, five hundred forty million, four hundred twenty-six thousand, one hundred forty".