20004568422140 has 12 divisors (see below), whose sum is σ = 42009593686536. Its totient is φ = 8001827368848.

The previous prime is 20004568422131. The next prime is 20004568422151. The reversal of 20004568422140 is 4122486540002.

It is a junction number, because it is equal to n+sod(n) for n = 20004568422094 and 20004568422103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500114210534 + ... + 500114210573.

It is an arithmetic number, because the mean of its divisors is an integer number (3500799473878).

Almost surely, 2^{20004568422140} is an apocalyptic number.

20004568422140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20004568422140 is an abundant number, since it is smaller than the sum of its proper divisors (22005025264396).

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

20004568422140 is a wasteful number, since it uses less digits than its factorization.

20004568422140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000228421116 (or 1000228421114 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

The spelling of 20004568422140 in words is "twenty trillion, four billion, five hundred sixty-eight million, four hundred twenty-two thousand, one hundred forty".