204296598660 has 576 divisors, whose sum is σ = 793477472256. Its totient is φ = 38662041600.

The previous prime is 204296598647. The next prime is 204296598661. The reversal of 204296598660 is 66895692402.

It is a happy number.

It is a super-2 number, since 2×204296598660² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 204296598660.

It is not an unprimeable number, because it can be changed into a prime (204296598661) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 17037187 + ... + 17049173.

It is an arithmetic number, because the mean of its divisors is an integer number (1377565056).

Almost surely, 2^204296598660 is an apocalyptic number.

204296598660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204296598660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396738736128).

204296598660 is an abundant number, since it is smaller than the sum of its proper divisors (589180873596).

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

204296598660 is a wasteful number, since it uses less digits than its factorization.

204296598660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12072 (or 12063 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 57.

The spelling of 204296598660 in words is "two hundred four billion, two hundred ninety-six million, five hundred ninety-eight thousand, six hundred sixty".