142404330203434 has 128 divisors (see below), whose sum is σ = 240303606681600. Its totient is φ = 62840185067520.

The previous prime is 142404330203413. The next prime is 142404330203437. The reversal of 142404330203434 is 434302033404241.

It is a junction number, because it is equal to n+sod(n) for n = 142404330203393 and 142404330203402.

It is not an unprimeable number, because it can be changed into a prime (142404330203437) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31018148479 + ... + 31018153069.

It is an arithmetic number, because the mean of its divisors is an integer number (1877371927200).

Almost surely, 2^{142404330203434} is an apocalyptic number.

142404330203434 is a deficient number, since it is larger than the sum of its proper divisors (97899276478166).

142404330203434 is a wasteful number, since it uses less digits than its factorization.

142404330203434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5768.

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 142404330203434 its reverse (434302033404241), we get a palindrome (576706363607675).

The spelling of 142404330203434 in words is "one hundred forty-two trillion, four hundred four billion, three hundred thirty million, two hundred three thousand, four hundred thirty-four".