204106603780 has 48 divisors (see below), whose sum is σ = 429712657920. Its totient is φ = 81435414528.

The previous prime is 204106603711. The next prime is 204106603781. The reversal of 204106603780 is 87306601402.

204106603780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (204106603781) 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 15 ways as a sum of consecutive naturals, for example, 33114979 + ... + 33121141.

It is an arithmetic number, because the mean of its divisors is an integer number (8952347040).

Almost surely, 2^204106603780 is an apocalyptic number.

204106603780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204106603780 is an abundant number, since it is smaller than the sum of its proper divisors (225606054140).

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

204106603780 is a wasteful number, since it uses less digits than its factorization.

204106603780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10108 (or 10106 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 204106603780 in words is "two hundred four billion, one hundred six million, six hundred three thousand, seven hundred eighty".