20002400044842 has 16 divisors (see below), whose sum is σ = 40007399507712. Its totient is φ = 6667033445280.

The previous prime is 20002400044793. The next prime is 20002400044897. The reversal of 20002400044842 is 24844000420002.

It is a super-2 number, since 2×20002400044842² (a number of 27 digits) contains 22 as substring.

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, 108209043 + ... + 108393734.

It is an arithmetic number, because the mean of its divisors is an integer number (2500462469232).

Almost surely, 2^{20002400044842} is an apocalyptic number.

20002400044842 is an abundant number, since it is smaller than the sum of its proper divisors (20004999462870).

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

20002400044842 is a wasteful number, since it uses less digits than its factorization.

20002400044842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216618173.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 20002400044842 its reverse (24844000420002), we get a palindrome (44846400464844).

The spelling of 20002400044842 in words is "twenty trillion, two billion, four hundred million, forty-four thousand, eight hundred forty-two".