234411232440 has 128 divisors (see below), whose sum is σ = 876758929920. Its totient is φ = 48708825600.

The previous prime is 234411232423. The next prime is 234411232441. The reversal of 234411232440 is 44232114432.

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 = 234411232398 and 234411232407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234411232441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12675351 + ... + 12693830.

It is an arithmetic number, because the mean of its divisors is an integer number (6849679140).

Almost surely, 2^234411232440 is an apocalyptic number.

234411232440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234411232440 is an abundant number, since it is smaller than the sum of its proper divisors (642347697480).

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

234411232440 is a wasteful number, since it uses less digits than its factorization.

234411232440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25369213 (or 25369209 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 234411232440 its reverse (44232114432), we get a palindrome (278643346872).

The spelling of 234411232440 in words is "two hundred thirty-four billion, four hundred eleven million, two hundred thirty-two thousand, four hundred forty".