234323240540 has 48 divisors (see below), whose sum is σ = 516874176000. Its totient is φ = 89060347200.

The previous prime is 234323240513. The next prime is 234323240587. The reversal of 234323240540 is 45042323432.

234323240540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 234323240497 and 234323240506.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1617290 + ... + 1756209.

It is an arithmetic number, because the mean of its divisors is an integer number (10768212000).

Almost surely, 2^234323240540 is an apocalyptic number.

234323240540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234323240540 is an abundant number, since it is smaller than the sum of its proper divisors (282550935460).

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

234323240540 is a wasteful number, since it uses less digits than its factorization.

234323240540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373682 (or 3373680 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 234323240540 its reverse (45042323432), we get a palindrome (279365563972).

The spelling of 234323240540 in words is "two hundred thirty-four billion, three hundred twenty-three million, two hundred forty thousand, five hundred forty".