2443404404442 has 8 divisors (see below), whose sum is σ = 4886808808896. Its totient is φ = 814468134812.

The previous prime is 2443404404437. The next prime is 2443404404443. The reversal of 2443404404442 is 2444044043442.

It is a sphenic number, since it is the product of 3 distinct primes.

2443404404442 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2443404404442.

It is not an unprimeable number, because it can be changed into a prime (2443404404443) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 203617033698 + ... + 203617033709.

It is an arithmetic number, because the mean of its divisors is an integer number (610851101112).

Almost surely, 2^{2443404404442} is an apocalyptic number.

2443404404442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2443404404442 is a wasteful number, since it uses less digits than its factorization.

2443404404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407234067412.

The product of its (nonzero) digits is 786432, while the sum is 39.

Adding to 2443404404442 its reverse (2444044043442), we get a palindrome (4887448447884).

The spelling of 2443404404442 in words is "two trillion, four hundred forty-three billion, four hundred four million, four hundred four thousand, four hundred forty-two".