140501540136 has 64 divisors (see below), whose sum is σ = 356472717120. Its totient is φ = 46139466240.

The previous prime is 140501540117. The next prime is 140501540141. The reversal of 140501540136 is 631045105041.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1501606 + ... + 1592426.

It is an arithmetic number, because the mean of its divisors is an integer number (5569886205).

Almost surely, 2^140501540136 is an apocalyptic number.

It is an amenable number.

140501540136 is an abundant number, since it is smaller than the sum of its proper divisors (215971176984).

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

140501540136 is a wasteful number, since it uses less digits than its factorization.

140501540136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91786 (or 91782 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 140501540136 its reverse (631045105041), we get a palindrome (771546645177).

The spelling of 140501540136 in words is "one hundred forty billion, five hundred one million, five hundred forty thousand, one hundred thirty-six".