140243324113420 has 24 divisors (see below), whose sum is σ = 321284706151248. Its totient is φ = 50997572404800.

The previous prime is 140243324113349. The next prime is 140243324113421. The reversal of 140243324113420 is 24311423342041.

It is not an unprimeable number, because it can be changed into a prime (140243324113421) 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, 318734827311 + ... + 318734827750.

It is an arithmetic number, because the mean of its divisors is an integer number (13386862756302).

Almost surely, 2^{140243324113420} is an apocalyptic number.

140243324113420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243324113420 is an abundant number, since it is smaller than the sum of its proper divisors (181041382037828).

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

140243324113420 is a wasteful number, since it uses less digits than its factorization.

140243324113420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637469655081 (or 637469655079 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 140243324113420 its reverse (24311423342041), we get a palindrome (164554747455461).

The spelling of 140243324113420 in words is "one hundred forty trillion, two hundred forty-three billion, three hundred twenty-four million, one hundred thirteen thousand, four hundred twenty".