20754814800680 has 32 divisors (see below), whose sum is σ = 49156140319200. Its totient is φ = 7864982450496.

The previous prime is 20754814800641. The next prime is 20754814800689. The reversal of 20754814800680 is 8600841845702.

It is not an unprimeable number, because it can be changed into a prime (20754814800689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13654482662 + ... + 13654484181.

It is an arithmetic number, because the mean of its divisors is an integer number (1536129384975).

Almost surely, 2^{20754814800680} is an apocalyptic number.

20754814800680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20754814800680 is an abundant number, since it is smaller than the sum of its proper divisors (28401325518520).

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

20754814800680 is a wasteful number, since it uses less digits than its factorization.

20754814800680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27308966873 (or 27308966869 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 53.

The spelling of 20754814800680 in words is "twenty trillion, seven hundred fifty-four billion, eight hundred fourteen million, eight hundred thousand, six hundred eighty".