204617953716 has 48 divisors (see below), whose sum is σ = 521780978880. Its totient is φ = 61894097920.

The previous prime is 204617953711. The next prime is 204617953747. The reversal of 204617953716 is 617359716402.

204617953716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204617953711) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1317981 + ... + 1465028.

It is an arithmetic number, because the mean of its divisors is an integer number (10870437060).

Almost surely, 2^204617953716 is an apocalyptic number.

It is an amenable number.

204617953716 is an abundant number, since it is smaller than the sum of its proper divisors (317163025164).

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

204617953716 is a wasteful number, since it uses less digits than its factorization.

204617953716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2783584 (or 2783582 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 204617953716 in words is "two hundred four billion, six hundred seventeen million, nine hundred fifty-three thousand, seven hundred sixteen".