204618620046 has 16 divisors (see below), whose sum is σ = 409277222784. Its totient is φ = 68199542904.

The previous prime is 204618620029. The next prime is 204618620047. The reversal of 204618620046 is 640026816402.

204618620046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 204618619986 and 204618620013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204618620047) 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 7 ways as a sum of consecutive naturals, for example, 1599210 + ... + 1722413.

It is an arithmetic number, because the mean of its divisors is an integer number (25579826424).

Almost surely, 2^204618620046 is an apocalyptic number.

204618620046 is an abundant number, since it is smaller than the sum of its proper divisors (204658602738).

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

204618620046 is a wasteful number, since it uses less digits than its factorization.

204618620046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3331895.

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 204618620046 in words is "two hundred four billion, six hundred eighteen million, six hundred twenty thousand, forty-six".