234232234040 has 128 divisors (see below), whose sum is σ = 618973488000. Its totient is φ = 78089287680.

The previous prime is 234232234039. The next prime is 234232234043. The reversal of 234232234040 is 40432232432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 234232233994 and 234232234012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234232234043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19273886 + ... + 19286034.

It is an arithmetic number, because the mean of its divisors is an integer number (4835730375).

Almost surely, 2^234232234040 is an apocalyptic number.

234232234040 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 234232234040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309486744000).

234232234040 is an abundant number, since it is smaller than the sum of its proper divisors (384741253960).

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

234232234040 is a wasteful number, since it uses less digits than its factorization.

234232234040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14065 (or 14061 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 234232234040 its reverse (40432232432), we get a palindrome (274664466472).

The spelling of 234232234040 in words is "two hundred thirty-four billion, two hundred thirty-two million, two hundred thirty-four thousand, forty".