140443640060 has 96 divisors (see below), whose sum is σ = 318754275840. Its totient is φ = 51818925312.

The previous prime is 140443640059. The next prime is 140443640063. The reversal of 140443640060 is 60046344041.

140443640060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140443639999 and 140443640026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140443640063) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 11773259 + ... + 11785181.

It is an arithmetic number, because the mean of its divisors is an integer number (3320357040).

Almost surely, 2^140443640060 is an apocalyptic number.

140443640060 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 140443640060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159377137920).

140443640060 is an abundant number, since it is smaller than the sum of its proper divisors (178310635780).

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

140443640060 is a wasteful number, since it uses less digits than its factorization.

140443640060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12867 (or 12865 counting only the distinct ones).

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

The spelling of 140443640060 in words is "one hundred forty billion, four hundred forty-three million, six hundred forty thousand, sixty".