140540124242 has 16 divisors (see below), whose sum is σ = 243136259520. Its totient is φ = 59678898768.

The previous prime is 140540124181. The next prime is 140540124311. The reversal of 140540124242 is 242421045041.

It is a happy 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, 46047008 + ... + 46050059.

It is an arithmetic number, because the mean of its divisors is an integer number (15196016220).

Almost surely, 2^140540124242 is an apocalyptic number.

140540124242 is a deficient number, since it is larger than the sum of its proper divisors (102596135278).

140540124242 is a wasteful number, since it uses less digits than its factorization.

140540124242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92097185.

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 140540124242 its reverse (242421045041), we get a palindrome (382961169283).

The spelling of 140540124242 in words is "one hundred forty billion, five hundred forty million, one hundred twenty-four thousand, two hundred forty-two".