240433400424 has 128 divisors (see below), whose sum is σ = 724550400000. Its totient is φ = 64949900544.

The previous prime is 240433400413. The next prime is 240433400429. The reversal of 240433400424 is 424004334042.

It is a junction number, because it is equal to n+sod(n) for n = 240433400391 and 240433400400.

It is not an unprimeable number, because it can be changed into a prime (240433400429) 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, 1530702 + ... + 1680450.

It is an arithmetic number, because the mean of its divisors is an integer number (5660550000).

Almost surely, 2^240433400424 is an apocalyptic number.

240433400424 is a gapful number since it is divisible by the number (24) 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 240433400424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362275200000).

240433400424 is an abundant number, since it is smaller than the sum of its proper divisors (484116999576).

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

240433400424 is a wasteful number, since it uses less digits than its factorization.

240433400424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150287 (or 150283 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 240433400424 its reverse (424004334042), we get a palindrome (664437734466).

The spelling of 240433400424 in words is "two hundred forty billion, four hundred thirty-three million, four hundred thousand, four hundred twenty-four".