20676853653708 has 48 divisors (see below), whose sum is σ = 55205273285120. Its totient is φ = 5900494235904.

The previous prime is 20676853653689. The next prime is 20676853653719. The reversal of 20676853653708 is 80735635867602.

20676853653708 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 15 ways as a sum of consecutive naturals, for example, 149477053 + ... + 149615316.

Almost surely, 2^{20676853653708} is an apocalyptic number.

20676853653708 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20676853653708 is an abundant number, since it is smaller than the sum of its proper divisors (34528419631412).

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

20676853653708 is a wasteful number, since it uses less digits than its factorization.

20676853653708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299093206 (or 299093204 counting only the distinct ones).

The product of its (nonzero) digits is 304819200, while the sum is 66.

The spelling of 20676853653708 in words is "twenty trillion, six hundred seventy-six billion, eight hundred fifty-three million, six hundred fifty-three thousand, seven hundred eight".