2443423933440 has 1056 divisors, whose sum is σ = 10167762764160. Its totient is φ = 554819715072.

The previous prime is 2443423933417. The next prime is 2443423933453. The reversal of 2443423933440 is 443393243442.

2443423933440 is a `hidden beast` number, since 2 + 4 + 43 + 4 + 239 + 334 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 95 ways as a sum of consecutive naturals, for example, 1104121774 + ... + 1104123986.

Almost surely, 2^{2443423933440} is an apocalyptic number.

2443423933440 is a gapful number since it is divisible by the number (20) 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 2443423933440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5083881382080).

2443423933440 is an abundant number, since it is smaller than the sum of its proper divisors (7724338830720).

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

2443423933440 is a wasteful number, since it uses less digits than its factorization.

2443423933440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424 (or 2393 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 45.

The spelling of 2443423933440 in words is "two trillion, four hundred forty-three billion, four hundred twenty-three million, nine hundred thirty-three thousand, four hundred forty".