234320214440 has 32 divisors (see below), whose sum is σ = 567775905480. Its totient is φ = 86518232832.

The previous prime is 234320214431. The next prime is 234320214463. The reversal of 234320214440 is 44412023432.

234320214440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 110121767716 + 124198446724 = 331846^2 + 352418^2 .

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 7 ways as a sum of consecutive naturals, for example, 225307379 + ... + 225308418.

Almost surely, 2^234320214440 is an apocalyptic number.

234320214440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234320214440 is an abundant number, since it is smaller than the sum of its proper divisors (333455691040).

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

234320214440 is a wasteful number, since it uses less digits than its factorization.

234320214440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450615821 (or 450615817 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 234320214440 its reverse (44412023432), we get a palindrome (278732237872).

The spelling of 234320214440 in words is "two hundred thirty-four billion, three hundred twenty million, two hundred fourteen thousand, four hundred forty".