20076821554896 has 120 divisors (see below), whose sum is σ = 56981202969600. Its totient is φ = 6597713337600.

The previous prime is 20076821554879. The next prime is 20076821554949. The reversal of 20076821554896 is 69845512867002.

20076821554896 is a `hidden beast` number, since 2 + 0 + 0 + 7 + 6 + 82 + 1 + 5 + 548 + 9 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374897530 + ... + 374951078.

It is an arithmetic number, because the mean of its divisors is an integer number (474843358080).

Almost surely, 2^{20076821554896} is an apocalyptic number.

It is an amenable number.

20076821554896 is an abundant number, since it is smaller than the sum of its proper divisors (36904381414704).

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

20076821554896 is a wasteful number, since it uses less digits than its factorization.

20076821554896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90305 (or 90296 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 20076821554896 in words is "twenty trillion, seventy-six billion, eight hundred twenty-one million, five hundred fifty-four thousand, eight hundred ninety-six".