204063632064 has 42 divisors (see below), whose sum is σ = 584911558140. Its totient is φ = 68021210496.

The previous prime is 204063632057. The next prime is 204063632099. The reversal of 204063632064 is 460236360402.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177137994 + ... + 177139145.

It is an arithmetic number, because the mean of its divisors is an integer number (13926465670).

Almost surely, 2^204063632064 is an apocalyptic number.

204063632064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

204063632064 is an abundant number, since it is smaller than the sum of its proper divisors (380847926076).

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

204063632064 is a wasteful number, since it uses less digits than its factorization.

204063632064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354277157 (or 354277144 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 204063632064 its reverse (460236360402), we get a palindrome (664299992466).

The spelling of 204063632064 in words is "two hundred four billion, sixty-three million, six hundred thirty-two thousand, sixty-four".