204326468961 has 16 divisors (see below), whose sum is σ = 285799052160. Its totient is φ = 129668080640.

The previous prime is 204326468861. The next prime is 204326468993. The reversal of 204326468961 is 169864623402.

It is a cyclic number.

It is not a de Polignac number, because 204326468961 - 2⁹ = 204326468449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204326468861) 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, 16533120 + ... + 16545473.

It is an arithmetic number, because the mean of its divisors is an integer number (17862440760).

Almost surely, 2^204326468961 is an apocalyptic number.

It is an amenable number.

204326468961 is a deficient number, since it is larger than the sum of its proper divisors (81472583199).

204326468961 is a wasteful number, since it uses less digits than its factorization.

204326468961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33078696.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 204326468961 in words is "two hundred four billion, three hundred twenty-six million, four hundred sixty-eight thousand, nine hundred sixty-one".