140405131234124 has 6 divisors (see below), whose sum is σ = 245708979659724. Its totient is φ = 70202565617060.

The previous prime is 140405131234111. The next prime is 140405131234183. The reversal of 140405131234124 is 421432131504041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17550641404262 + ... + 17550641404269.

It is an arithmetic number, because the mean of its divisors is an integer number (40951496609954).

Almost surely, 2^{140405131234124} is an apocalyptic number.

It is an amenable number.

140405131234124 is a deficient number, since it is larger than the sum of its proper divisors (105303848425600).

140405131234124 is a wasteful number, since it uses less digits than its factorization.

140405131234124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35101282808535 (or 35101282808533 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 140405131234124 its reverse (421432131504041), we get a palindrome (561837262738165).

The spelling of 140405131234124 in words is "one hundred forty trillion, four hundred five billion, one hundred thirty-one million, two hundred thirty-four thousand, one hundred twenty-four".