20004200006256 has 100 divisors (see below), whose sum is σ = 58691081502592. Its totient is φ = 6576723258624.

The previous prime is 20004200006237. The next prime is 20004200006299. The reversal of 20004200006256 is 65260000240002.

20004200006256 is a `hidden beast` number, since 200 + 0 + 4 + 200 + 0 + 0 + 6 + 256 = 666.

It is a super-3 number, since 3×20004200006256³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 105626896 + ... + 105816111.

Almost surely, 2^{20004200006256} is an apocalyptic number.

It is an amenable number.

20004200006256 is an abundant number, since it is smaller than the sum of its proper divisors (38686881496336).

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

20004200006256 is a wasteful number, since it uses less digits than its factorization.

20004200006256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211443100 (or 211443085 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 20004200006256 its reverse (65260000240002), we get a palindrome (85264200246258).

The spelling of 20004200006256 in words is "twenty trillion, four billion, two hundred million, six thousand, two hundred fifty-six".