234402042430 has 32 divisors (see below), whose sum is σ = 424823227200. Its totient is φ = 93116674560.

The previous prime is 234402042409. The next prime is 234402042437. The reversal of 234402042430 is 34240204432.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234402042437) 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, 17621542 + ... + 17634838.

It is an arithmetic number, because the mean of its divisors is an integer number (13275725850).

Almost surely, 2^234402042430 is an apocalyptic number.

234402042430 is a deficient number, since it is larger than the sum of its proper divisors (190421184770).

234402042430 is a wasteful number, since it uses less digits than its factorization.

234402042430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25284.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 234402042430 its reverse (34240204432), we get a palindrome (268642246862).

The spelling of 234402042430 in words is "two hundred thirty-four billion, four hundred two million, forty-two thousand, four hundred thirty".