20873662554604 has 96 divisors (see below), whose sum is σ = 40306101837120. Its totient is φ = 9417724108800.

The previous prime is 20873662554551. The next prime is 20873662554671. The reversal of 20873662554604 is 40645526637802.

It is a happy number.

20873662554604 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 529809034 + ... + 529848430.

It is an arithmetic number, because the mean of its divisors is an integer number (419855227470).

Almost surely, 2^{20873662554604} is an apocalyptic number.

It is an amenable number.

20873662554604 is a deficient number, since it is larger than the sum of its proper divisors (19432439282516).

20873662554604 is a wasteful number, since it uses less digits than its factorization.

20873662554604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42739 (or 42737 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 58.

The spelling of 20873662554604 in words is "twenty trillion, eight hundred seventy-three billion, six hundred sixty-two million, five hundred fifty-four thousand, six hundred four".