140243331124040 has 16 divisors (see below), whose sum is σ = 315547495029180. Its totient is φ = 56097332449600.

The previous prime is 140243331124037. The next prime is 140243331124049. The reversal of 140243331124040 is 40421133342041.

It can be written as a sum of positive squares in 2 ways, for example, as 140027509555684 + 215821568356 = 11833322^2 + 464566^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140243331123988 and 140243331124006.

It is not an unprimeable number, because it can be changed into a prime (140243331124049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1753041639011 + ... + 1753041639090.

Almost surely, 2^{140243331124040} is an apocalyptic number.

140243331124040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243331124040 is an abundant number, since it is smaller than the sum of its proper divisors (175304163905140).

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

140243331124040 is a wasteful number, since it uses less digits than its factorization.

140243331124040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3506083278112 (or 3506083278108 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 140243331124040 its reverse (40421133342041), we get a palindrome (180664464466081).

The spelling of 140243331124040 in words is "one hundred forty trillion, two hundred forty-three billion, three hundred thirty-one million, one hundred twenty-four thousand, forty".