240321423430 has 64 divisors (see below), whose sum is σ = 496835078400. Its totient is φ = 82774465920.

The previous prime is 240321423427. The next prime is 240321423431. The reversal of 240321423430 is 34324123042.

240321423430 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240321423431) 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, 18726256 + ... + 18739084.

It is an arithmetic number, because the mean of its divisors is an integer number (7763048100).

Almost surely, 2^240321423430 is an apocalyptic number.

240321423430 is an abundant number, since it is smaller than the sum of its proper divisors (256513654970).

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

240321423430 is a wasteful number, since it uses less digits than its factorization.

240321423430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21829.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 240321423430 its reverse (34324123042), we get a palindrome (274645546472).

The spelling of 240321423430 in words is "two hundred forty billion, three hundred twenty-one million, four hundred twenty-three thousand, four hundred thirty".