140434332430422 has 32 divisors (see below), whose sum is σ = 283825955653632. Its totient is φ = 46319588116704.

The previous prime is 140434332430421. The next prime is 140434332430429. The reversal of 140434332430422 is 224034233434041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140434332430421) 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, 127673398 + ... + 128768649.

It is an arithmetic number, because the mean of its divisors is an integer number (8869561114176).

Almost surely, 2^{140434332430422} is an apocalyptic number.

140434332430422 is an abundant number, since it is smaller than the sum of its proper divisors (143391623223210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140434332430422 is a wasteful number, since it uses less digits than its factorization.

140434332430422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256443012.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 140434332430422 its reverse (224034233434041), we get a palindrome (364468565864463).

The spelling of 140434332430422 in words is "one hundred forty trillion, four hundred thirty-four billion, three hundred thirty-two million, four hundred thirty thousand, four hundred twenty-two".