20240420042444 has 48 divisors (see below), whose sum is σ = 40563615226176. Its totient is φ = 8656744857600.

The previous prime is 20240420042431. The next prime is 20240420042459. The reversal of 20240420042444 is 44424002404202.

20240420042444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×20240420042444² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20240420042444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28909964 + ... + 29601804.

It is an arithmetic number, because the mean of its divisors is an integer number (845075317212).

Almost surely, 2^{20240420042444} is an apocalyptic number.

It is an amenable number.

20240420042444 is an abundant number, since it is smaller than the sum of its proper divisors (20323195183732).

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

20240420042444 is a wasteful number, since it uses less digits than its factorization.

20240420042444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693986 (or 693984 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 20240420042444 its reverse (44424002404202), we get a palindrome (64664422446646).

The spelling of 20240420042444 in words is "twenty trillion, two hundred forty billion, four hundred twenty million, forty-two thousand, four hundred forty-four".