140442100342 has 8 divisors (see below), whose sum is σ = 210997008432. Its totient is φ = 70109764200.

The previous prime is 140442100339. The next prime is 140442100343. The reversal of 140442100342 is 243001244041.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140442100343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55641409 + ... + 55643932.

It is an arithmetic number, because the mean of its divisors is an integer number (26374626054).

Almost surely, 2^140442100342 is an apocalyptic number.

140442100342 is a deficient number, since it is larger than the sum of its proper divisors (70554908090).

140442100342 is a wasteful number, since it uses less digits than its factorization.

140442100342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111285974.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 140442100342 its reverse (243001244041), we get a palindrome (383443344383).

The spelling of 140442100342 in words is "one hundred forty billion, four hundred forty-two million, one hundred thousand, three hundred forty-two".