20036870883768 has 64 divisors (see below), whose sum is σ = 50186527896960. Its totient is φ = 6666380967296.

The previous prime is 20036870883749. The next prime is 20036870883791. The reversal of 20036870883768 is 86738807863002.

It is a junction number, because it is equal to n+sod(n) for n = 20036870883699 and 20036870883708.

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 15 ways as a sum of consecutive naturals, for example, 80078071 + ... + 80327897.

It is an arithmetic number, because the mean of its divisors is an integer number (784164498390).

Almost surely, 2^{20036870883768} is an apocalyptic number.

It is an amenable number.

20036870883768 is an abundant number, since it is smaller than the sum of its proper divisors (30149657013192).

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

20036870883768 is a wasteful number, since it uses less digits than its factorization.

20036870883768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256116 (or 256112 counting only the distinct ones).

The product of its (nonzero) digits is 130056192, while the sum is 66.

The spelling of 20036870883768 in words is "twenty trillion, thirty-six billion, eight hundred seventy million, eight hundred eighty-three thousand, seven hundred sixty-eight".