140814144138 has 32 divisors (see below), whose sum is σ = 284271736320. Its totient is φ = 46497654720.

The previous prime is 140814144137. The next prime is 140814144169. The reversal of 140814144138 is 831441418041.

It is a junction number, because it is equal to n+sod(n) for n = 140814144096 and 140814144105.

It is not an unprimeable number, because it can be changed into a prime (140814144137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3516268 + ... + 3556088.

It is an arithmetic number, because the mean of its divisors is an integer number (8883491760).

Almost surely, 2^140814144138 is an apocalyptic number.

140814144138 is an abundant number, since it is smaller than the sum of its proper divisors (143457592182).

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

140814144138 is a wasteful number, since it uses less digits than its factorization.

140814144138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45342.

The product of its (nonzero) digits is 49152, while the sum is 39.

The spelling of 140814144138 in words is "one hundred forty billion, eight hundred fourteen million, one hundred forty-four thousand, one hundred thirty-eight".