204319170240 has 112 divisors (see below), whose sum is σ = 686873030112. Its totient is φ = 51280101376.

The previous prime is 204319170221. The next prime is 204319170247. The reversal of 204319170240 is 42071913402.

It is not an unprimeable number, because it can be changed into a prime (204319170247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6243459 + ... + 6276098.

Almost surely, 2^204319170240 is an apocalyptic number.

204319170240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204319170240 is an abundant number, since it is smaller than the sum of its proper divisors (482553859872).

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

204319170240 is a wasteful number, since it uses less digits than its factorization.

204319170240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12519594 (or 12519584 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 204319170240 in words is "two hundred four billion, three hundred nineteen million, one hundred seventy thousand, two hundred forty".