2430223320440 has 32 divisors (see below), whose sum is σ = 5469052662000. Its totient is φ = 971902627584.

The previous prime is 2430223320341. The next prime is 2430223320457. The reversal of 2430223320440 is 440233220342.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 5623430 + ... + 6040149.

Almost surely, 2^{2430223320440} is an apocalyptic number.

2430223320440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2430223320440 is an abundant number, since it is smaller than the sum of its proper divisors (3038829341560).

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

2430223320440 is a wasteful number, since it uses less digits than its factorization.

2430223320440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11668799 (or 11668795 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 2430223320440 its reverse (440233220342), we get a palindrome (2870456540782).

The spelling of 2430223320440 in words is "two trillion, four hundred thirty billion, two hundred twenty-three million, three hundred twenty thousand, four hundred forty".