1604205404206 has 16 divisors (see below), whose sum is σ = 2483996469120. Its totient is φ = 776207946240.

The previous prime is 1604205404183. The next prime is 1604205404273. The reversal of 1604205404206 is 6024045024061.

It is a congruent number.

It is an unprimeable number.

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, 2176810 + ... + 2819026.

It is an arithmetic number, because the mean of its divisors is an integer number (155249779320).

Almost surely, 2^{1604205404206} is an apocalyptic number.

1604205404206 is a deficient number, since it is larger than the sum of its proper divisors (879791064914).

1604205404206 is a wasteful number, since it uses less digits than its factorization.

1604205404206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682539.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 1604205404206 in words is "one trillion, six hundred four billion, two hundred five million, four hundred four thousand, two hundred six".