2320224132440 has 64 divisors (see below), whose sum is σ = 5255652180960. Its totient is φ = 921847910400.

The previous prime is 2320224132439. The next prime is 2320224132487. The reversal of 2320224132440 is 442314220232.

It is a super-3 number, since 3×2320224132440³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10959590 + ... + 11169290.

Almost surely, 2^{2320224132440} is an apocalyptic number.

2320224132440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320224132440 is an abundant number, since it is smaller than the sum of its proper divisors (2935428048520).

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

2320224132440 is a wasteful number, since it uses less digits than its factorization.

2320224132440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211572 (or 211568 counting only the distinct ones).

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

Adding to 2320224132440 its reverse (442314220232), we get a palindrome (2762538352672).

The spelling of 2320224132440 in words is "two trillion, three hundred twenty billion, two hundred twenty-four million, one hundred thirty-two thousand, four hundred forty".