140440442326 has 16 divisors (see below), whose sum is σ = 214376683248. Its totient is φ = 68990896800.

The previous prime is 140440442323. The next prime is 140440442327. The reversal of 140440442326 is 623244044041.

140440442326 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 = 140440442291 and 140440442300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140440442323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2307045 + ... + 2367136.

It is an arithmetic number, because the mean of its divisors is an integer number (13398542703).

Almost surely, 2^140440442326 is an apocalyptic number.

140440442326 is a deficient number, since it is larger than the sum of its proper divisors (73936240922).

140440442326 is a wasteful number, since it uses less digits than its factorization.

140440442326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674447.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 140440442326 its reverse (623244044041), we get a palindrome (763684486367).

The spelling of 140440442326 in words is "one hundred forty billion, four hundred forty million, four hundred forty-two thousand, three hundred twenty-six".