140503505108 has 18 divisors (see below), whose sum is σ = 254652167406. Its totient is φ = 67829276704.

The previous prime is 140503505101. The next prime is 140503505111. The reversal of 140503505108 is 801505305041.

It can be written as a sum of positive squares in 3 ways, for example, as 41604576784 + 98898928324 = 203972^2 + 314482^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140503505101) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 20880035 + ... + 20886762.

Almost surely, 2^140503505108 is an apocalyptic number.

It is an amenable number.

140503505108 is a deficient number, since it is larger than the sum of its proper divisors (114148662298).

140503505108 is a wasteful number, since it uses less digits than its factorization.

140503505108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41766859 (or 41766828 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 140503505108 in words is "one hundred forty billion, five hundred three million, five hundred five thousand, one hundred eight".