140001260242 has 8 divisors (see below), whose sum is σ = 210233427696. Its totient is φ = 69923451012.

The previous prime is 140001260207. The next prime is 140001260249. The reversal of 140001260242 is 242062100041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (140001260249) 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 3 ways as a sum of consecutive naturals, for example, 38587288 + ... + 38590915.

It is an arithmetic number, because the mean of its divisors is an integer number (26279178462).

Almost surely, 2^140001260242 is an apocalyptic number.

140001260242 is a deficient number, since it is larger than the sum of its proper divisors (70232167454).

140001260242 is an equidigital number, since it uses as much as digits as its factorization.

140001260242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77179112.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 140001260242 its reverse (242062100041), we get a palindrome (382063360283).

The spelling of 140001260242 in words is "one hundred forty billion, one million, two hundred sixty thousand, two hundred forty-two".