204631694604 has 24 divisors (see below), whose sum is σ = 530526615920. Its totient is φ = 68210564832.

The previous prime is 204631694593. The next prime is 204631694609. The reversal of 204631694604 is 406496136402.

204631694604 is a `hidden beast` number, since 2 + 0 + 4 + 6 + 31 + 6 + 9 + 4 + 604 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 204631694604.

It is not an unprimeable number, because it can be changed into a prime (204631694609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947368849 + ... + 947369064.

Almost surely, 2^204631694604 is an apocalyptic number.

It is an amenable number.

204631694604 is an abundant number, since it is smaller than the sum of its proper divisors (325894921316).

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

204631694604 is a wasteful number, since it uses less digits than its factorization.

204631694604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1894737926 (or 1894737918 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 204631694604 in words is "two hundred four billion, six hundred thirty-one million, six hundred ninety-four thousand, six hundred four".