20042422400986 has 48 divisors (see below), whose sum is σ = 31784748020928. Its totient is φ = 9477171849600.

The previous prime is 20042422400969. The next prime is 20042422401049. The reversal of 20042422400986 is 68900422424002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1674241981 + ... + 1674253951.

It is an arithmetic number, because the mean of its divisors is an integer number (662182250436).

Almost surely, 2^{20042422400986} is an apocalyptic number.

20042422400986 is a deficient number, since it is larger than the sum of its proper divisors (11742325619942).

20042422400986 is a wasteful number, since it uses less digits than its factorization.

20042422400986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15875 (or 15856 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 43.

Adding to 20042422400986 its reverse (68900422424002), we get a palindrome (88942844824988).

The spelling of 20042422400986 in words is "twenty trillion, forty-two billion, four hundred twenty-two million, four hundred thousand, nine hundred eighty-six".