20304009244836 has 72 divisors (see below), whose sum is σ = 53006145920000. Its totient is φ = 6546403203840.

The previous prime is 20304009244723. The next prime is 20304009244837. The reversal of 20304009244836 is 63844290040302.

20304009244836 is a `hidden beast` number, since 20 + 30 + 40 + 0 + 92 + 448 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20304009244791 and 20304009244800.

It is not an unprimeable number, because it can be changed into a prime (20304009244837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2319781 + ... + 6781548.

Almost surely, 2^{20304009244836} is an apocalyptic number.

It is an amenable number.

20304009244836 is an abundant number, since it is smaller than the sum of its proper divisors (32702136675164).

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

20304009244836 is a wasteful number, since it uses less digits than its factorization.

20304009244836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9103369 (or 9103364 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 20304009244836 in words is "twenty trillion, three hundred four billion, nine million, two hundred forty-four thousand, eight hundred thirty-six".