140243241430042 has 8 divisors (see below), whose sum is σ = 210528825408576. Its totient is φ = 70066966293852.

The previous prime is 140243241430013. The next prime is 140243241430067. The reversal of 140243241430042 is 240034142342041.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27327207378 + ... + 27327212509.

It is an arithmetic number, because the mean of its divisors is an integer number (26316103176072).

Almost surely, 2^{140243241430042} is an apocalyptic number.

140243241430042 is a deficient number, since it is larger than the sum of its proper divisors (70285583978534).

140243241430042 is a wasteful number, since it uses less digits than its factorization.

140243241430042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54654421172.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 140243241430042 its reverse (240034142342041), we get a palindrome (380277383772083).

The spelling of 140243241430042 in words is "one hundred forty trillion, two hundred forty-three billion, two hundred forty-one million, four hundred thirty thousand, forty-two".