40424242334140 has 24 divisors (see below), whose sum is σ = 97018181602272. Its totient is φ = 13859740228800.

The previous prime is 40424242334093. The next prime is 40424242334159. The reversal of 40424242334140 is 4143324242404.

It is a self number, because there is not a number n which added to its sum of digits gives 40424242334140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144372293911 + ... + 144372294190.

It is an arithmetic number, because the mean of its divisors is an integer number (4042424233428).

Almost surely, 2^{40424242334140} is an apocalyptic number.

It is an amenable number.

40424242334140 is an abundant number, since it is smaller than the sum of its proper divisors (56593939268132).

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

40424242334140 is a wasteful number, since it uses less digits than its factorization.

40424242334140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288744588117 (or 288744588115 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 40424242334140 its reverse (4143324242404), we get a palindrome (44567566576544).

The spelling of 40424242334140 in words is "forty trillion, four hundred twenty-four billion, two hundred forty-two million, three hundred thirty-four thousand, one hundred forty".