140304340012240 has 160 divisors (see below), whose sum is σ = 336937079825280. Its totient is φ = 54293200422912.

The previous prime is 140304340012237. The next prime is 140304340012271. The reversal of 140304340012240 is 42210043403041.

It is a junction number, because it is equal to n+sod(n) for n = 140304340012199 and 140304340012208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8369874099 + ... + 8369890861.

It is an arithmetic number, because the mean of its divisors is an integer number (2105856748908).

Almost surely, 2^{140304340012240} is an apocalyptic number.

140304340012240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140304340012240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168468539912640).

140304340012240 is an abundant number, since it is smaller than the sum of its proper divisors (196632739813040).

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

140304340012240 is a wasteful number, since it uses less digits than its factorization.

140304340012240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32789 (or 32783 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 140304340012240 its reverse (42210043403041), we get a palindrome (182514383415281).

The spelling of 140304340012240 in words is "one hundred forty trillion, three hundred four billion, three hundred forty million, twelve thousand, two hundred forty".