20042424002444 has 24 divisors (see below), whose sum is σ = 35136360945840. Its totient is φ = 10003468296384.

The previous prime is 20042424002417. The next prime is 20042424002459. The reversal of 20042424002444 is 44420042424002.

It is a self number, because there is not a number n which added to its sum of digits gives 20042424002444.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17119667 + ... + 18252885.

It is an arithmetic number, because the mean of its divisors is an integer number (1464015039410).

Almost surely, 2^{20042424002444} is an apocalyptic number.

It is an amenable number.

20042424002444 is a deficient number, since it is larger than the sum of its proper divisors (15093936943396).

20042424002444 is a wasteful number, since it uses less digits than its factorization.

20042424002444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141049 (or 1141047 counting only the distinct ones).

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

Adding to 20042424002444 its reverse (44420042424002), we get a palindrome (64462466426446).

The spelling of 20042424002444 in words is "twenty trillion, forty-two billion, four hundred twenty-four million, two thousand, four hundred forty-four".