140339036136 has 128 divisors (see below), whose sum is σ = 380269854720. Its totient is φ = 42903869184.

The previous prime is 140339036087. The next prime is 140339036141. The reversal of 140339036136 is 631630933041.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 140339036094 and 140339036103.

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, 42230971 + ... + 42234293.

It is an arithmetic number, because the mean of its divisors is an integer number (2970858240).

Almost surely, 2^140339036136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140339036136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190134927360).

140339036136 is an abundant number, since it is smaller than the sum of its proper divisors (239930818584).

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

140339036136 is a wasteful number, since it uses less digits than its factorization.

140339036136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4175 (or 4171 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 39.

Adding to 140339036136 its reverse (631630933041), we get a palindrome (771969969177).

The spelling of 140339036136 in words is "one hundred forty billion, three hundred thirty-nine million, thirty-six thousand, one hundred thirty-six".