140424242321343 has 16 divisors (see below), whose sum is σ = 189589628221056. Its totient is φ = 92438717246880.

The previous prime is 140424242321323. The next prime is 140424242321351. The reversal of 140424242321343 is 343123242424041.

It is not a de Polignac number, because 140424242321343 - 2⁴⁶ = 70055498143679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140424242321323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150566928 + ... + 151496693.

It is an arithmetic number, because the mean of its divisors is an integer number (11849351763816).

Almost surely, 2^{140424242321343} is an apocalyptic number.

140424242321343 is a deficient number, since it is larger than the sum of its proper divisors (49165385899713).

140424242321343 is a wasteful number, since it uses less digits than its factorization.

140424242321343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302065574.

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 140424242321343 its reverse (343123242424041), we get a palindrome (483547484745384).

The spelling of 140424242321343 in words is "one hundred forty trillion, four hundred twenty-four billion, two hundred forty-two million, three hundred twenty-one thousand, three hundred forty-three".