140406042352 has 10 divisors (see below), whose sum is σ = 272036707088. Its totient is φ = 70203021168.

The previous prime is 140406042331. The next prime is 140406042353. The reversal of 140406042352 is 253240604041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140406042353) 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 as a sum of consecutive naturals, namely, 4387688808 + ... + 4387688839.

Almost surely, 2^140406042352 is an apocalyptic number.

It is an amenable number.

140406042352 is a deficient number, since it is larger than the sum of its proper divisors (131630664736).

140406042352 is an equidigital number, since it uses as much as digits as its factorization.

140406042352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8775377655 (or 8775377649 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 140406042352 its reverse (253240604041), we get a palindrome (393646646393).

The spelling of 140406042352 in words is "one hundred forty billion, four hundred six million, forty-two thousand, three hundred fifty-two".