140511051208 has 64 divisors (see below), whose sum is σ = 289683576000. Its totient is φ = 63363859200.

The previous prime is 140511051203. The next prime is 140511051209. The reversal of 140511051208 is 802150115041.

140511051208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140511051203) 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 15 ways as a sum of consecutive naturals, for example, 21879838 + ... + 21886258.

It is an arithmetic number, because the mean of its divisors is an integer number (4526305875).

Almost surely, 2^140511051208 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 140511051208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144841788000).

140511051208 is an abundant number, since it is smaller than the sum of its proper divisors (149172524792).

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

140511051208 is a wasteful number, since it uses less digits than its factorization.

140511051208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8366 (or 8362 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 28.

Adding to 140511051208 its reverse (802150115041), we get a palindrome (942661166249).

The spelling of 140511051208 in words is "one hundred forty billion, five hundred eleven million, fifty-one thousand, two hundred eight".