234543023040 has 56 divisors (see below), whose sum is σ = 744674101200. Its totient is φ = 62544805888.

The previous prime is 234543023023. The next prime is 234543023047. The reversal of 234543023040 is 40320345432.

234543023040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 234543022989 and 234543023007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234543023047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122156865 + ... + 122158784.

Almost surely, 2^234543023040 is an apocalyptic number.

234543023040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234543023040 is an abundant number, since it is smaller than the sum of its proper divisors (510131078160).

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

234543023040 is a wasteful number, since it uses less digits than its factorization.

234543023040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244315669 (or 244315659 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

Adding to 234543023040 its reverse (40320345432), we get a palindrome (274863368472).

The spelling of 234543023040 in words is "two hundred thirty-four billion, five hundred forty-three million, twenty-three thousand, forty".