140444031342 has 16 divisors (see below), whose sum is σ = 283373799120. Its totient is φ = 46400387712.

The previous prime is 140444031341. The next prime is 140444031389. The reversal of 140444031342 is 243130444041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140444031341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103571617 + ... + 103572972.

It is an arithmetic number, because the mean of its divisors is an integer number (17710862445).

Almost surely, 2^140444031342 is an apocalyptic number.

140444031342 is an abundant number, since it is smaller than the sum of its proper divisors (142929767778).

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

140444031342 is a wasteful number, since it uses less digits than its factorization.

140444031342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207144707.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 140444031342 its reverse (243130444041), we get a palindrome (383574475383).

The spelling of 140444031342 in words is "one hundred forty billion, four hundred forty-four million, thirty-one thousand, three hundred forty-two".