140244442120404 has 60 divisors (see below), whose sum is σ = 370406330827764. Its totient is φ = 46266207699456.

The previous prime is 140244442120403. The next prime is 140244442120411. The reversal of 140244442120404 is 404021244442041.

140244442120404 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 4 + 4 + 442 + 1 + 204 + 0 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 23492051859600 + 116752390260804 = 4846860^2 + 10805202^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140244442120403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2231170719 + ... + 2231233574.

Almost surely, 2^{140244442120404} is an apocalyptic number.

It is an amenable number.

140244442120404 is an abundant number, since it is smaller than the sum of its proper divisors (230161888707360).

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

140244442120404 is a wasteful number, since it uses less digits than its factorization.

140244442120404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462404406 (or 4462404395 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 36.

Adding to 140244442120404 its reverse (404021244442041), we get a palindrome (544265686562445).

The spelling of 140244442120404 in words is "one hundred forty trillion, two hundred forty-four billion, four hundred forty-two million, one hundred twenty thousand, four hundred four".