20304048795256 has 32 divisors (see below), whose sum is σ = 39407624755200. Its totient is φ = 9797173290720.

The previous prime is 20304048795229. The next prime is 20304048795257. The reversal of 20304048795256 is 65259784040302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20304048795197 and 20304048795206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20304048795257) 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, 113937660 + ... + 114115723.

It is an arithmetic number, because the mean of its divisors is an integer number (1231488273600).

Almost surely, 2^{20304048795256} is an apocalyptic number.

It is an amenable number.

20304048795256 is a deficient number, since it is larger than the sum of its proper divisors (19103575959944).

20304048795256 is a wasteful number, since it uses less digits than its factorization.

20304048795256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228053779 (or 228053775 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 20304048795256 in words is "twenty trillion, three hundred four billion, forty-eight million, seven hundred ninety-five thousand, two hundred fifty-six".