140330422440 has 192 divisors, whose sum is σ = 504431600400. Its totient is φ = 33609240576.

The previous prime is 140330422387. The next prime is 140330422447. The reversal of 140330422440 is 44224033041.

It is a happy number.

140330422440 is a `hidden beast` number, since 1 + 403 + 30 + 4 + 224 + 4 + 0 = 666.

140330422440 is digitally balanced in base 7, 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 8 ways, for example, as 18100473444 + 122229948996 = 134538^2 + 349614^2 .

It is not an unprimeable number, because it can be changed into a prime (140330422447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 232045 + ... + 578364.

Almost surely, 2^140330422440 is an apocalyptic number.

140330422440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140330422440 is an abundant number, since it is smaller than the sum of its proper divisors (364101177960).

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

140330422440 is a wasteful number, since it uses less digits than its factorization.

140330422440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810476 (or 810469 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 140330422440 its reverse (44224033041), we get a palindrome (184554455481).

The spelling of 140330422440 in words is "one hundred forty billion, three hundred thirty million, four hundred twenty-two thousand, four hundred forty".