140243710038040 has 64 divisors (see below), whose sum is σ = 361335183681600. Its totient is φ = 47989090963968.

The previous prime is 140243710038023. The next prime is 140243710038067. The reversal of 140243710038040 is 40830017342041.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 491871619 + ... + 492156658.

It is an arithmetic number, because the mean of its divisors is an integer number (5645862245025).

Almost surely, 2^{140243710038040} is an apocalyptic number.

140243710038040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243710038040 is an abundant number, since it is smaller than the sum of its proper divisors (221091473643560).

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

140243710038040 is a wasteful number, since it uses less digits than its factorization.

140243710038040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984028804 (or 984028800 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 140243710038040 in words is "one hundred forty trillion, two hundred forty-three billion, seven hundred ten million, thirty-eight thousand, forty".