234432340342140 has 96 divisors (see below), whose sum is σ = 661497704904960. Its totient is φ = 62030910323200.

The previous prime is 234432340342049. The next prime is 234432340342159. The reversal of 234432340342140 is 41243043234432.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66514771 + ... + 69950549.

It is an arithmetic number, because the mean of its divisors is an integer number (6890601092760).

Almost surely, 2^{234432340342140} is an apocalyptic number.

234432340342140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234432340342140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330748852452480).

234432340342140 is an abundant number, since it is smaller than the sum of its proper divisors (427065364562820).

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

234432340342140 is a wasteful number, since it uses less digits than its factorization.

234432340342140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444603 (or 3444601 counting only the distinct ones).

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

Adding to 234432340342140 its reverse (41243043234432), we get a palindrome (275675383576572).

The spelling of 234432340342140 in words is "two hundred thirty-four trillion, four hundred thirty-two billion, three hundred forty million, three hundred forty-two thousand, one hundred forty".