20104434304 has 16 divisors (see below), whose sum is σ = 40051802970. Its totient is φ = 10052217088.

The previous prime is 20104434289. The next prime is 20104434331. The reversal of 20104434304 is 40343440102.

It can be written as a sum of positive squares in only one way, i.e., 13122160704 + 6982273600 = 114552^2 + 83560^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78532819 + ... + 78533074.

Almost surely, 2^20104434304 is an apocalyptic number.

It is an amenable number.

20104434304 is a deficient number, since it is larger than the sum of its proper divisors (19947368666).

20104434304 is an equidigital number, since it uses as much as digits as its factorization.

20104434304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157065907 (or 157065895 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20104434304 its reverse (40343440102), we get a palindrome (60447874406).

The spelling of 20104434304 in words is "twenty billion, one hundred four million, four hundred thirty-four thousand, three hundred four".