140563318728 has 32 divisors (see below), whose sum is σ = 401609482560. Its totient is φ = 40160948160.

The previous prime is 140563318691. The next prime is 140563318747. The reversal of 140563318728 is 827813365041.

140563318728 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418343043 + ... + 418343378.

It is an arithmetic number, because the mean of its divisors is an integer number (12550296330).

Almost surely, 2^140563318728 is an apocalyptic number.

It is an amenable number.

140563318728 is an abundant number, since it is smaller than the sum of its proper divisors (261046163832).

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

140563318728 is a wasteful number, since it uses less digits than its factorization.

140563318728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836686437 (or 836686433 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 140563318728 in words is "one hundred forty billion, five hundred sixty-three million, three hundred eighteen thousand, seven hundred twenty-eight".