20036545676388 has 72 divisors (see below), whose sum is σ = 52869532617720. Its totient is φ = 6391808962560.

The previous prime is 20036545676347. The next prime is 20036545676393. The reversal of 20036545676388 is 88367654563002.

20036545676388 is a `hidden beast` number, since 2 + 0 + 0 + 3 + 6 + 5 + 4 + 567 + 63 + 8 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2345658624 + 20034200017764 = 48432^2 + 4475958^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123217533 + ... + 123380036.

It is an arithmetic number, because the mean of its divisors is an integer number (734299064135).

Almost surely, 2^{20036545676388} is an apocalyptic number.

It is an amenable number.

20036545676388 is an abundant number, since it is smaller than the sum of its proper divisors (32832986941332).

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

20036545676388 is a wasteful number, since it uses less digits than its factorization.

20036545676388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246597677 (or 246597672 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 63.

The spelling of 20036545676388 in words is "twenty trillion, thirty-six billion, five hundred forty-five million, six hundred seventy-six thousand, three hundred eighty-eight".