204012645352206 has 16 divisors (see below), whose sum is σ = 408615775938048. Its totient is φ = 67905800911800.

The previous prime is 204012645352183. The next prime is 204012645352237. The reversal of 204012645352206 is 602253546210402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24603546910 + ... + 24603555201.

It is an arithmetic number, because the mean of its divisors is an integer number (25538485996128).

Almost surely, 2^{204012645352206} is an apocalyptic number.

204012645352206 is an abundant number, since it is smaller than the sum of its proper divisors (204603130585842).

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

204012645352206 is a wasteful number, since it uses less digits than its factorization.

204012645352206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49207102807.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 204012645352206 in words is "two hundred four trillion, twelve billion, six hundred forty-five million, three hundred fifty-two thousand, two hundred six".